Values are estimated and may vary. The performance score is calculated directly from these metrics.See calculator.
0–49 50–89 90–100
Metrics
First Contentful Paint
1.7 s
First Contentful Paint marks the time at which the first text or image is painted. Learn more.
Time to Interactive
2.5 s
Time to interactive is the amount of time it takes for the page to become fully interactive. Learn more.
Speed Index
1.7 s
Speed Index shows how quickly the contents of a page are visibly populated. Learn more.
Total Blocking Time
330 ms
Sum of all time periods between FCP and Time to Interactive, when task length exceeded 50ms, expressed in milliseconds. Learn more.
Largest Contentful Paint
1.8 s
Largest Contentful Paint marks the time at which the largest text or image is painted. Learn more
Cumulative Layout Shift
0
Cumulative Layout Shift measures the movement of visible elements within the viewport. Learn more.
Show audits relevant to:
Opportunities
Opportunity
Estimated Savings
Eliminate render-blocking resources 0.34 s
Eliminate render-blocking resources
0.34 s
Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn more.FCPLCP
URL | Transfer Size | Potential Savings |
---|---|---|
…pages/__layout.svelte-1e6e8855.css (kit.svelte.dev) | 4.0 KiB | 150 ms |
Diagnostics
Ensure text remains visible during webfont load
Leverage the font-display CSS feature to ensure text is user-visible while webfonts are loading. Learn more.FCPLCP
URL | Potential Savings |
---|---|
…assets/overpass-latin-300-3782c01a.woff2 (kit.svelte.dev) | 40 ms |
…assets/overpass-latin-600-0ca25556.woff2 (kit.svelte.dev) | 50 ms |
…assets/fira-mono-latin-400-8d4e0c52.woff2 (kit.svelte.dev) | 40 ms |
Does not use passive listeners to improve scrolling performance
Consider marking your touch and wheel event listeners as `passive` to improve your page's scroll performance. Learn more.
Source |
---|
…chunks/index-56f12ed3.js:1:3073 (kit.svelte.dev) |
First Contentful Paint (3G) 3330 ms
First Contentful Paint 3G marks the time at which the first text or image is painted while on a 3G network. Learn more.
Minimize main-thread work 2.2 s
Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn moreTBT
Category | Time Spent |
---|---|
Script Evaluation | 683 ms |
Style & Layout | 665 ms |
Other | 424 ms |
Rendering | 203 ms |
Parse HTML & CSS | 143 ms |
Garbage Collection | 52 ms |
Script Parsing & Compilation | 17 ms |
Avoid chaining critical requests 7 chains found
The Critical Request Chains below show you what resources are loaded with a high priority. Consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Learn more.FCPLCP
Maximum critical path latency: 320 ms
Initial Navigation
/docs/introduction
(kit.svelte.dev)
…docs/__layout.svelte-8e0ac8cc.css
- 20 ms, 1.19 KiB (kit.svelte.dev)
…assets/hovers-de33e07e.css
- 90 ms, 2.14 KiB (kit.svelte.dev)
…pages/__layout.svelte-1e6e8855.css
(kit.svelte.dev)
…assets/overpass-latin-300-3782c01a.woff2
- 40 ms, 19.41 KiB (kit.svelte.dev)
…assets/overpass-latin-600-0ca25556.woff2
- 50 ms, 19.45 KiB (kit.svelte.dev)
…assets/fira-mono-latin-400-8d4e0c52.woff2
- 40 ms, 16.64 KiB (kit.svelte.dev)
…assets/SkipLink.svelte_svelte_type_style_lang-d94d4596.css
- 90 ms, 2.85 KiB (kit.svelte.dev)
…docs/_slug_.svelte-058c5df2.css
- 90 ms, 3.03 KiB (kit.svelte.dev)
Keep request counts low and transfer sizes small 24 requests • 175 KiB
To set budgets for the quantity and size of page resources, add a budget.json file. Learn more.
Resource Type | Requests | Transfer Size |
---|---|---|
Total | 24 | 174.6 KiB |
Font | 3 | 55.5 KiB |
Script | 11 | 47.7 KiB |
Other | 1 | 44.0 KiB |
Stylesheet | 6 | 14.0 KiB |
Document | 1 | 11.2 KiB |
Image | 2 | 2.2 KiB |
Media | 0 | 0.0 KiB |
Third-party | 0 | 0.0 KiB |
Largest Contentful Paint element 1 element found
This is the largest contentful element painted within the viewport. Learn MoreLCP
Element |
---|
SvelteKit is in early development, and some things may change before we hit ver… <p> |
Avoid large layout shifts 1 element found
These DOM elements contribute most to the CLS of the page.CLS
Element | CLS Contribution |
---|---|
We stand with Ukraine. Donate → <span class="small svelte-1d9h1ul"> | 0 |
Avoid long main-thread tasks 11 long tasks found
Lists the longest tasks on the main thread, useful for identifying worst contributors to input delay. Learn moreTBT
URL | Start Time | Duration |
---|---|---|
/docs/introduction (kit.svelte.dev) | 997 ms | 263 ms |
…docs/_slug_.svelte-49a173eb.js (kit.svelte.dev) | 2,107 ms | 134 ms |
Unattributable | 1,980 ms | 127 ms |
/docs/introduction (kit.svelte.dev) | 882 ms | 115 ms |
/docs/introduction (kit.svelte.dev) | 2,241 ms | 105 ms |
/docs/introduction (kit.svelte.dev) | 2,346 ms | 103 ms |
/docs/introduction (kit.svelte.dev) | 780 ms | 102 ms |
/docs/introduction (kit.svelte.dev) | 1,680 ms | 99 ms |
/docs/introduction (kit.svelte.dev) | 1,260 ms | 80 ms |
/docs/introduction (kit.svelte.dev) | 2,449 ms | 75 ms |
Unattributable | 1,340 ms | 51 ms |
Avoid non-composited animations 1 animated element found
Animations which are not composited can be janky and increase CLS. Learn moreCLS
Element | Name |
---|---|
INTRODUCTION <a class="section svelte-xfj04j active" sveltekit:prefetch="" href="/docs/introduction"> | |
Unsupported CSS Property: color | color |
Passed audits (29) Show Hide
Passed audits (29)
Show Hide
Properly size images
Serve images that are appropriately-sized to save cellular data and improve load time. Learn more.
Defer offscreen images
Consider lazy-loading offscreen and hidden images after all critical resources have finished loading to lower time to interactive. Learn more.
Minify CSS
Minify JavaScript
Reduce unused CSS
Reduce unused rules from stylesheets and defer CSS not used for above-the-fold content to decrease bytes consumed by network activity. Learn more.FCPLCP
Reduce unused JavaScript
Reduce unused JavaScript and defer loading scripts until they are required to decrease bytes consumed by network activity. Learn more.LCP
Efficiently encode images
Optimized images load faster and consume less cellular data. Learn more.
Serve images in next-gen formats
Image formats like WebP and AVIF often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more.
Enable text compression
Text-based resources should be served with compression (gzip, deflate or brotli) to minimize total network bytes. Learn more.FCPLCP
Preconnect to required origins
Consider adding `preconnect` or `dns-prefetch` resource hints to establish early connections to important third-party origins. Learn more.FCPLCP
Initial server response time was short Root document took 80 ms
Keep the server response time for the main document short because all other requests depend on it. Learn more.FCPLCP
URL | Time Spent |
---|---|
/docs/introduction (kit.svelte.dev) | 80 ms |
Avoid multiple page redirects
Preload key requests
Consider using `<link rel=preload>` to prioritize fetching resources that are currently requested later in page load. Learn more.FCPLCP
Use video formats for animated content
Large GIFs are inefficient for delivering animated content. Consider using MPEG4/WebM videos for animations and PNG/WebP for static images instead of GIF to save network bytes. Learn moreLCP
Remove duplicate modules in JavaScript bundles
Remove large, duplicate JavaScript modules from bundles to reduce unnecessary bytes consumed by network activity. TBT
Avoid serving legacy JavaScript to modern browsers
Polyfills and transforms enable legacy browsers to use new JavaScript features. However, many aren't necessary for modern browsers. For your bundled JavaScript, adopt a modern script deployment strategy using module/nomodule feature detection to reduce the amount of code shipped to modern browsers, while retaining support for legacy browsers. Learn MoreTBT
Preload Largest Contentful Paint image
Preload the image used by the LCP element in order to improve your LCP time. Learn more.LCP
Avoids enormous network payloads Total size was 175 KiB
Large network payloads cost users real money and are highly correlated with long load times. Learn more.LCP
URL | Transfer Size |
---|---|
/content.json (kit.svelte.dev) | 44.0 KiB |
…pages/__layout.svelte-63e5ec1d.js (kit.svelte.dev) | 21.0 KiB |
…assets/overpass-latin-600-0ca25556.woff2 (kit.svelte.dev) | 19.4 KiB |
…assets/overpass-latin-300-3782c01a.woff2 (kit.svelte.dev) | 19.4 KiB |
…assets/fira-mono-latin-400-8d4e0c52.woff2 (kit.svelte.dev) | 16.6 KiB |
/docs/introduction (kit.svelte.dev) | 11.2 KiB |
/_app/start-d012c55a.js (kit.svelte.dev) | 9.8 KiB |
…chunks/index-56f12ed3.js (kit.svelte.dev) | 4.2 KiB |
…pages/__layout.svelte-1e6e8855.css (kit.svelte.dev) | 4.0 KiB |
…docs/_slug_.svelte-058c5df2.css (kit.svelte.dev) | 3.0 KiB |
Uses efficient cache policy on static assets 0 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more.
Avoids an excessive DOM size 429 elements
A large DOM will increase memory usage, cause longer style calculations, and produce costly layout reflows. Learn more.TBT
Statistic | Element | Value |
---|---|---|
Total DOM Elements | 429 | |
Maximum DOM Depth | Editor setup <a class="nested subsection svelte-xfj04j" href="/docs/introduction#getting-started-editor-setup" sveltekit:prefetch=""> | 13 |
Maximum Child Elements | body > div > div > svg <svg> | 21 |
User Timing marks and measures
Consider instrumenting your app with the User Timing API to measure your app's real-world performance during key user experiences. Learn more.
JavaScript execution time 0.7 s
Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn more.TBT
URL | Total CPU Time | Script Evaluation | Script Parse |
---|---|---|---|
/docs/introduction (kit.svelte.dev) | 1,437 ms | 340 ms | 11 ms |
Unattributable | 439 ms | 178 ms | 1 ms |
…docs/_slug_.svelte-49a173eb.js (kit.svelte.dev) | 172 ms | 165 ms | 0 ms |
…docs/__layout.svelte-3da26feb.js (kit.svelte.dev) | 98 ms | 0 ms | 0 ms |
Minimize third-party usage
Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn more.TBT
Lazy load third-party resources with facades
Some third-party embeds can be lazy loaded. Consider replacing them with a facade until they are required. Learn more.TBT
Largest Contentful Paint image was not lazily loaded
Above-the-fold images that are lazily loaded render later in the page lifecycle, which can delay the largest contentful paint. Learn more.
Avoids document.write()
document.write()
For users on slow connections, external scripts dynamically injected via `document.write()` can delay page load by tens of seconds. Learn more.
Image elements have explicit width
and height
width
and height
Set an explicit width and height on image elements to reduce layout shifts and improve CLS. Learn moreCLS
Has a <meta name="viewport">
tag with width
or initial-scale
<meta name="viewport">
tag with width
or initial-scale
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents a 300 millisecond delay to user input. Learn more.TBT
Avoids unload
event listeners
unload
event listeners The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Use `pagehide` or `visibilitychange` events instead. Learn more
These checks highlight opportunities to improve the accessibility of your web app. Only a subset of accessibility issues can be automatically detected so manual testing is also encouraged.
Contrast
Background and foreground colors do not have a sufficient contrast ratio.
Low-contrast text is difficult or impossible for many users to read. Learn more.
Failing Elements |
---|
Edit this page on GitHub <a class="edit svelte-46pciy" href="https://github.com/sveltejs/kit/edit/master/documentation/docs/00-introduc…"> |
body <body> |
Discord chatroom <a href="https://svelte.dev/chat"> |
SvelteKit is in early development, and some things may change before we hit ver… <blockquote> |
body <body> |
migration guides <a href="/docs/migrating"> |
SvelteKit is in early development, and some things may change before we hit ver… <blockquote> |
body <body> |
build optimizations <a href="https://vitejs.dev/guide/features.html#build-optimizations"> |
offline support <a href="/docs/service-workers"> |
prefetching <a href="/docs/a-options#sveltekit-prefetch"> |
configurable rendering <a href="/docs/page-options"> |
on the server <a href="/docs/appendix#ssr"> |
in the browser <a href="/docs/page-options#router"> |
at build-time <a href="/docs/page-options#prerender"> |
Vite <a href="https://vitejs.dev/"> |
Svelte plugin <a href="https://github.com/sveltejs/vite-plugin-svelte"> |
Hot Module Replacement (HMR) <a href="https://github.com/sveltejs/vite-plugin-svelte/blob/main/docs/config.md#hot"> |
introduction to Svelte blog post <a href="https://svelte.dev/blog/svelte-3-rethinking-reactivity"> |
Svelte tutorial <a href="https://svelte.dev/tutorial"> |
pointers on setting up additional tooling <a href="https://kit.svelte.dev/faq#integrations"> |
localhost:3000 <a href="http://localhost:3000"> |
Svelte <a href="https://svelte.dev"> |
Visual Studio Code (aka VS Code) <a href="https://code.visualstudio.com/download"> |
the Svelte extension <a href="https://marketplace.visualstudio.com/items?itemName=svelte.svelte-vscode"> |
support also exists for numerous other editors <a href="https://sveltesociety.dev/tools#editor-support"> |
PREVIOUS <span class="svelte-46pciy faded"> |
Web standards <a href="/docs/web-standards"> |
We stand with Ukraine. <strong class="svelte-1d9h1ul"> |
We stand with Ukraine. Donate → <div class="ukr svelte-1d9h1ul"> |
Navigation
Heading elements are not in a sequentially-descending order
Properly ordered headings that do not skip levels convey the semantic structure of the page, making it easier to navigate and understand when using assistive technologies. Learn more.
Failing Elements |
---|
Before we begin
permalink <h3 id="before-we-begin"> |
Additional items to manually check (10) Show Hide
Additional items to manually check (10)
Show Hide
The page has a logical tab order
Tabbing through the page follows the visual layout. Users cannot focus elements that are offscreen. Learn more.
Interactive controls are keyboard focusable
Custom interactive controls are keyboard focusable and display a focus indicator. Learn more.
Interactive elements indicate their purpose and state
Interactive elements, such as links and buttons, should indicate their state and be distinguishable from non-interactive elements. Learn more.
The user's focus is directed to new content added to the page
If new content, such as a dialog, is added to the page, the user's focus is directed to it. Learn more.
User focus is not accidentally trapped in a region
A user can tab into and out of any control or region without accidentally trapping their focus. Learn more.
Custom controls have associated labels
Custom interactive controls have associated labels, provided by aria-label or aria-labelledby. Learn more.
Custom controls have ARIA roles
Custom interactive controls have appropriate ARIA roles. Learn more.
Visual order on the page follows DOM order
DOM order matches the visual order, improving navigation for assistive technology. Learn more.
Offscreen content is hidden from assistive technology
Offscreen content is hidden with display: none or aria-hidden=true. Learn more.
HTML5 landmark elements are used to improve navigation
Landmark elements (<main>, <nav>, etc.) are used to improve the keyboard navigation of the page for assistive technology. Learn more.
Passed audits (14) Show Hide
Passed audits (14)
Show Hide
[aria-*]
attributes match their roles
[aria-*]
attributes match their roles Each ARIA `role` supports a specific subset of `aria-*` attributes. Mismatching these invalidates the `aria-*` attributes. Learn more.
[aria-hidden="true"]
is not present on the document <body>
[aria-hidden="true"]
is not present on the document <body>
Assistive technologies, like screen readers, work inconsistently when `aria-hidden="true"` is set on the document `<body>`. Learn more.
[aria-*]
attributes have valid values
[aria-*]
attributes have valid values Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid values. Learn more.
[aria-*]
attributes are valid and not misspelled
[aria-*]
attributes are valid and not misspelled Assistive technologies, like screen readers, can't interpret ARIA attributes with invalid names. Learn more.
Buttons have an accessible name
When a button doesn't have an accessible name, screen readers announce it as "button", making it unusable for users who rely on screen readers. Learn more.
[user-scalable="no"]
is not used in the <meta name="viewport">
element and the [maximum-scale]
attribute is not less than 5.
[user-scalable="no"]
is not used in the <meta name="viewport">
element and the [maximum-scale]
attribute is not less than 5. Disabling zooming is problematic for users with low vision who rely on screen magnification to properly see the contents of a web page. Learn more.
[aria-hidden="true"]
elements do not contain focusable descendents
[aria-hidden="true"]
elements do not contain focusable descendents Focusable descendents within an `[aria-hidden="true"]` element prevent those interactive elements from being available to users of assistive technologies like screen readers. Learn more.
The page contains a heading, skip link, or landmark region
Adding ways to bypass repetitive content lets keyboard users navigate the page more efficiently. Learn more.
Document has a <title>
element
<title>
element The title gives screen reader users an overview of the page, and search engine users rely on it heavily to determine if a page is relevant to their search. Learn more.
<html>
element has a [lang]
attribute
<html>
element has a [lang]
attribute If a page doesn't specify a lang attribute, a screen reader assumes that the page is in the default language that the user chose when setting up the screen reader. If the page isn't actually in the default language, then the screen reader might not announce the page's text correctly. Learn more.
<html>
element has a valid value for its [lang]
attribute
<html>
element has a valid value for its [lang]
attribute Specifying a valid BCP 47 language helps screen readers announce text properly. Learn more.
Links have a discernible name
Link text (and alternate text for images, when used as links) that is discernible, unique, and focusable improves the navigation experience for screen reader users. Learn more.
Lists contain only <li>
elements and script supporting elements (<script>
and <template>
).
<li>
elements and script supporting elements (<script>
and <template>
). Screen readers have a specific way of announcing lists. Ensuring proper list structure aids screen reader output. Learn more.
List items (<li>
) are contained within <ul>
or <ol>
parent elements
<li>
) are contained within <ul>
or <ol>
parent elements Screen readers require list items (`<li>`) to be contained within a parent `<ul>` or `<ol>` to be announced properly. Learn more.
Not applicable (28) Show Hide
Not applicable (28)
Show Hide
[accesskey]
values are unique
[accesskey]
values are unique Access keys let users quickly focus a part of the page. For proper navigation, each access key must be unique. Learn more.
button
, link
, and menuitem
elements have accessible names
button
, link
, and menuitem
elements have accessible names When an element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more.
ARIA input fields have accessible names
When an input field doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more.
ARIA meter
elements have accessible names
meter
elements have accessible names When an element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more.
ARIA progressbar
elements have accessible names
progressbar
elements have accessible names When a `progressbar` element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more.
[role]
s have all required [aria-*]
attributes
[role]
s have all required [aria-*]
attributes Some ARIA roles have required attributes that describe the state of the element to screen readers. Learn more.
Elements with an ARIA [role]
that require children to contain a specific [role]
have all required children.
[role]
that require children to contain a specific [role]
have all required children. Some ARIA parent roles must contain specific child roles to perform their intended accessibility functions. Learn more.
[role]
s are contained by their required parent element
[role]
s are contained by their required parent element Some ARIA child roles must be contained by specific parent roles to properly perform their intended accessibility functions. Learn more.
[role]
values are valid
[role]
values are valid ARIA roles must have valid values in order to perform their intended accessibility functions. Learn more.
ARIA toggle fields have accessible names
When a toggle field doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more.
ARIA tooltip
elements have accessible names
tooltip
elements have accessible names When an element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more.
ARIA treeitem
elements have accessible names
treeitem
elements have accessible names When an element doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more.
<dl>
's contain only properly-ordered <dt>
and <dd>
groups, <script>
, <template>
or <div>
elements.
<dl>
's contain only properly-ordered <dt>
and <dd>
groups, <script>
, <template>
or <div>
elements. When definition lists are not properly marked up, screen readers may produce confusing or inaccurate output. Learn more.
Definition list items are wrapped in <dl>
elements
<dl>
elements Definition list items (`<dt>` and `<dd>`) must be wrapped in a parent `<dl>` element to ensure that screen readers can properly announce them. Learn more.
[id]
attributes on active, focusable elements are unique
[id]
attributes on active, focusable elements are unique All focusable elements must have a unique `id` to ensure that they're visible to assistive technologies. Learn more.
ARIA IDs are unique
The value of an ARIA ID must be unique to prevent other instances from being overlooked by assistive technologies. Learn more.
No form fields have multiple labels
Form fields with multiple labels can be confusingly announced by assistive technologies like screen readers which use either the first, the last, or all of the labels. Learn more.
<frame>
or <iframe>
elements have a title
<frame>
or <iframe>
elements have a title Screen reader users rely on frame titles to describe the contents of frames. Learn more.
Image elements have [alt]
attributes
[alt]
attributes Informative elements should aim for short, descriptive alternate text. Decorative elements can be ignored with an empty alt attribute. Learn more.
<input type="image">
elements have [alt]
text
<input type="image">
elements have [alt]
text When an image is being used as an `<input>` button, providing alternative text can help screen reader users understand the purpose of the button. Learn more.
Form elements have associated labels
Labels ensure that form controls are announced properly by assistive technologies, like screen readers. Learn more.
The document does not use <meta http-equiv="refresh">
<meta http-equiv="refresh">
Users do not expect a page to refresh automatically, and doing so will move focus back to the top of the page. This may create a frustrating or confusing experience. Learn more.
<object>
elements have alternate text
<object>
elements have alternate text Screen readers cannot translate non-text content. Adding alternate text to `<object>` elements helps screen readers convey meaning to users. Learn more.
No element has a [tabindex]
value greater than 0
[tabindex]
value greater than 0 A value greater than 0 implies an explicit navigation ordering. Although technically valid, this often creates frustrating experiences for users who rely on assistive technologies. Learn more.
Cells in a <table>
element that use the [headers]
attribute refer to table cells within the same table.
<table>
element that use the [headers]
attribute refer to table cells within the same table. Screen readers have features to make navigating tables easier. Ensuring `<td>` cells using the `[headers]` attribute only refer to other cells in the same table may improve the experience for screen reader users. Learn more.
<th>
elements and elements with [role="columnheader"/"rowheader"]
have data cells they describe.
<th>
elements and elements with [role="columnheader"/"rowheader"]
have data cells they describe. Screen readers have features to make navigating tables easier. Ensuring table headers always refer to some set of cells may improve the experience for screen reader users. Learn more.
[lang]
attributes have a valid value
[lang]
attributes have a valid value Specifying a valid BCP 47 language on elements helps ensure that text is pronounced correctly by a screen reader. Learn more.
<video>
elements contain a <track>
element with [kind="captions"]
<video>
elements contain a <track>
element with [kind="captions"]
When a video provides a caption it is easier for deaf and hearing impaired users to access its information. Learn more.
Trust and Safety
Ensure CSP is effective against XSS attacks
A strong Content Security Policy (CSP) significantly reduces the risk of cross-site scripting (XSS) attacks. Learn more
Description | Directive | Severity |
---|---|---|
No CSP found in enforcement mode | High |
Passed audits (13) Show Hide
Passed audits (13)
Show Hide
Uses HTTPS
All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being served over HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more.
Avoids requesting the geolocation permission on page load
Users are mistrustful of or confused by sites that request their location without context. Consider tying the request to a user action instead. Learn more.
Avoids requesting the notification permission on page load
Users are mistrustful of or confused by sites that request to send notifications without context. Consider tying the request to user gestures instead. Learn more.
Avoids front-end JavaScript libraries with known security vulnerabilities
Some third-party scripts may contain known security vulnerabilities that are easily identified and exploited by attackers. Learn more.
Allows users to paste into password fields
Preventing password pasting undermines good security policy. Learn more.
Displays images with correct aspect ratio
Image display dimensions should match natural aspect ratio. Learn more.
Serves images with appropriate resolution
Image natural dimensions should be proportional to the display size and the pixel ratio to maximize image clarity. Learn more.
Page has the HTML doctype
Specifying a doctype prevents the browser from switching to quirks-mode. Learn more.
Properly defines charset
A character encoding declaration is required. It can be done with a `<meta>` tag in the first 1024 bytes of the HTML or in the Content-Type HTTP response header. Learn more.
Avoids deprecated APIs
Deprecated APIs will eventually be removed from the browser. Learn more.
No browser errors logged to the console
Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more
No issues in the Issues
panel in Chrome Devtools
Issues
panel in Chrome Devtools Issues logged to the `Issues` panel in Chrome Devtools indicate unresolved problems. They can come from network request failures, insufficient security controls, and other browser concerns. Open up the Issues panel in Chrome DevTools for more details on each issue.
Page has valid source maps
Source maps translate minified code to the original source code. This helps developers debug in production. In addition, Lighthouse is able to provide further insights. Consider deploying source maps to take advantage of these benefits. Learn more.
Not applicable (2) Show Hide
Not applicable (2)
Show Hide
Fonts with font-display: optional
are preloaded
font-display: optional
are preloaded Preload `optional` fonts so first-time visitors may use them. Learn more
Detected JavaScript libraries
All front-end JavaScript libraries detected on the page. Learn more.
These checks ensure that your page is following basic search engine optimization advice. There are many additional factors Lighthouse does not score here that may affect your search ranking, including performance on Core Web Vitals. Learn more.
Mobile Friendly
Tap targets are not sized appropriately 13% appropriately sized tap targets
Interactive elements like buttons and links should be large enough (48x48px), and have enough space around them, to be easy enough to tap without overlapping onto other elements. Learn more.
Tap Target | Size | Overlapping Target |
---|---|---|
Caveats <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/packaging#caveats"> | 156x19 | Publishing <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/packaging#publishing"> |
INTRODUCTION <a class="section svelte-xfj04j active" sveltekit:prefetch="" href="/docs/introduction"> | 156x24 | Before we begin <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/introduction#before-we-begin"> |
WEB STANDARDS <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/web-standards"> | 156x24 | Fetch APIs <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/web-standards#fetch-apis"> |
ROUTING <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/routing"> | 156x24 | Pages <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/routing#pages"> |
LAYOUTS <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/layouts"> | 156x24 | Nested layouts <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/layouts#nested-layouts"> |
LOADING <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/loading"> | 156x24 | Input <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/loading#input"> |
HOOKS <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/hooks"> | 156x24 | handle <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/hooks#handle"> |
MODULES <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules"> | 156x24 | $app/env <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$app-env"> |
ANCHOR OPTIONS <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/a-options"> | 156x24 | sveltekit:prefetch <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/a-options#sveltekit-prefetch"> |
ADAPTERS <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/adapters"> | 156x24 | Supported environments <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/adapters#supported-environments"> |
PAGE OPTIONS <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/page-options"> | 156x24 | router <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/page-options#router"> |
PACKAGING <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/packaging"> | 156x24 | Publishing <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/packaging#publishing"> |
CONFIGURATION <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration"> | 156x24 | adapter <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#adapter"> |
TYPES <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/types"> | 156x24 | @sveltejs/kit <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/types#sveltejs-kit"> |
SEO <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/seo"> | 156x24 | Out of the box <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/seo#out-of-the-box"> |
ASSET HANDLING <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/assets"> | 156x24 | Importing <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/assets#importing"> |
APPENDIX <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix"> | 156x24 | SSR <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#ssr"> |
Before we begin <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/introduction#before-we-begin"> | 156x28 | What is SvelteKit? <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/introduction#what-is-sveltekit"> |
What is SvelteKit? <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/introduction#what-is-sveltekit"> | 156x28 | Getting started <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/introduction#getting-started"> |
Getting started <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/introduction#getting-started"> | 156x28 | Editor setup <a class="nested subsection svelte-xfj04j" href="/docs/introduction#getting-started-editor-setup" sveltekit:prefetch=""> |
Fetch APIs <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/web-standards#fetch-apis"> | 156x28 | URL APIs <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/web-standards#url-apis"> |
Pages <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/routing#pages"> | 156x28 | Endpoints <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/routing#endpoints"> |
Endpoints <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/routing#endpoints"> | 156x28 | Private modules <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/routing#private-modules"> |
Private modules <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/routing#private-modules"> | 156x28 | Advanced routing <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/routing#advanced-routing"> |
Nested layouts <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/layouts#nested-layouts"> | 156x28 | Named layouts <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/layouts#named-layouts"> |
Named layouts <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/layouts#named-layouts"> | 156x28 | Error pages <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/layouts#error-pages"> |
Input <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/loading#input"> | 156x28 | Output <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/loading#output"> |
handle <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/hooks#handle"> | 156x28 | handleError <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/hooks#handleerror"> |
handleError <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/hooks#handleerror"> | 156x28 | getSession <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/hooks#getsession"> |
getSession <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/hooks#getsession"> | 156x28 | externalFetch <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/hooks#externalfetch"> |
$app/env <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$app-env"> | 156x28 | $app/navigation <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$app-navigation"> |
$app/navigation <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$app-navigation"> | 156x28 | $app/paths <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$app-paths"> |
$app/paths <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$app-paths"> | 156x28 | $app/stores <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$app-stores"> |
$app/stores <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$app-stores"> | 156x28 | $lib <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$lib"> |
$lib <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$lib"> | 156x28 | $service-worker <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$service-worker"> |
$service-worker <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#$service-worker"> | 156x28 | @sveltejs/kit/hooks <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#sveltejs-kit-hooks"> |
@sveltejs/kit/hooks <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#sveltejs-kit-hooks"> | 156x28 | @sveltejs/kit/install-fetch <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#sveltejs-kit-install-fetch"> |
@sveltejs/kit/node <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#sveltejs-kit-node"> | 156x28 | @sveltejs/kit/install-fetch <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/modules#sveltejs-kit-install-fetch"> |
sveltekit:prefetch <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/a-options#sveltekit-prefetch"> | 156x28 | sveltekit:reload <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/a-options#sveltekit-reload"> |
sveltekit:reload <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/a-options#sveltekit-reload"> | 156x28 | sveltekit:noscroll <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/a-options#sveltekit-noscroll"> |
Community adapters <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/adapters#community-adapters"> | 156x28 | Supported environments <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/adapters#supported-environments"> |
Community adapters <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/adapters#community-adapters"> | 156x28 | Writing custom adapters <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/adapters#writing-custom-adapters"> |
router <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/page-options#router"> | 156x28 | hydrate <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/page-options#hydrate"> |
hydrate <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/page-options#hydrate"> | 156x28 | prerender <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/page-options#prerender"> |
svelte-kit dev <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/cli#svelte-kit-dev"> | 156x28 | COMMAND LINE INTERFACE <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/cli"> |
svelte-kit dev <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/cli#svelte-kit-dev"> | 156x28 | svelte-kit build <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/cli#svelte-kit-build"> |
svelte-kit build <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/cli#svelte-kit-build"> | 156x28 | svelte-kit preview <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/cli#svelte-kit-preview"> |
svelte-kit preview <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/cli#svelte-kit-preview"> | 156x28 | svelte-kit package <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/cli#svelte-kit-package"> |
adapter <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#adapter"> | 156x28 | amp <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#amp"> |
amp <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#amp"> | 156x28 | appDir <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#appdir"> |
appDir <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#appdir"> | 156x28 | browser <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#browser"> |
browser <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#browser"> | 156x28 | csp <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#csp"> |
csp <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#csp"> | 156x28 | endpointExtensions <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#endpointextensions"> |
endpointExtensions <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#endpointextensions"> | 156x28 | files <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#files"> |
files <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#files"> | 156x28 | floc <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#floc"> |
floc <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#floc"> | 156x28 | inlineStyleThreshold <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#inlinestylethreshold"> |
inlineStyleThreshold <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#inlinestylethreshold"> | 156x28 | methodOverride <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#methodoverride"> |
methodOverride <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#methodoverride"> | 156x28 | outDir <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#outdir"> |
outDir <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#outdir"> | 156x28 | package <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#package"> |
package <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#package"> | 156x28 | paths <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#paths"> |
paths <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#paths"> | 156x28 | prerender <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#prerender"> |
prerender <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#prerender"> | 156x28 | routes <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#routes"> |
routes <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#routes"> | 156x28 | serviceWorker <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#serviceworker"> |
serviceWorker <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#serviceworker"> | 156x28 | trailingSlash <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#trailingslash"> |
trailingSlash <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#trailingslash"> | 156x28 | version <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#version"> |
version <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#version"> | 156x28 | vite <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/configuration#vite"> |
@sveltejs/kit <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/types#sveltejs-kit"> | 156x28 | Additional types <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/types#additional-types"> |
Additional types <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/types#additional-types"> | 156x28 | App <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/types#app"> |
App <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/types#app"> | 156x28 | Generated types <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/types#generated-types"> |
Out of the box <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/seo#out-of-the-box"> | 156x28 | Manual setup <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/seo#manual-setup"> |
Importing <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/assets#importing"> | 156x28 | Optimization <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/assets#optimization"> |
package.json <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating#package-json"> | 156x28 | MIGRATING FROM SAPPER <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating"> |
package.json <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating#package-json"> | 156x28 | Project files <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating#project-files"> |
Project files <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating#project-files"> | 156x28 | Pages and layouts <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating#pages-and-layouts"> |
Pages and layouts <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating#pages-and-layouts"> | 156x28 | Endpoints <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating#endpoints"> |
Endpoints <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating#endpoints"> | 156x28 | Integrations <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/migrating#integrations"> |
FAQs <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/additional-resources#faqs"> | 156x28 | ADDITIONAL RESOURCES <a class="section svelte-xfj04j" sveltekit:prefetch="" href="/docs/additional-resources"> |
FAQs <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/additional-resources#faqs"> | 156x28 | Examples <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/additional-resources#examples"> |
Examples <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/additional-resources#examples"> | 156x28 | Integrations <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/additional-resources#integrations"> |
Integrations <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/additional-resources#integrations"> | 156x28 | Support <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/additional-resources#support"> |
SSR <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#ssr"> | 156x28 | CSR and SPA <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#csr-and-spa"> |
CSR and SPA <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#csr-and-spa"> | 156x28 | Prerendering <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#prerendering"> |
Prerendering <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#prerendering"> | 156x28 | SSG <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#ssg"> |
SSG <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#ssg"> | 156x28 | Hydration <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#hydration"> |
Hydration <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#hydration"> | 156x28 | Routing <a class="subsection svelte-xfj04j" sveltekit:prefetch="" href="/docs/appendix#routing"> |
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Structured data is valid
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Has a <meta name="viewport">
tag with width
or initial-scale
<meta name="viewport">
tag with width
or initial-scale
A `<meta name="viewport">` not only optimizes your app for mobile screen sizes, but also prevents a 300 millisecond delay to user input. Learn more.TBT
Document has a <title>
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<title>
element The title gives screen reader users an overview of the page, and search engine users rely on it heavily to determine if a page is relevant to their search. Learn more.
Document has a meta description
Meta descriptions may be included in search results to concisely summarize page content. Learn more.
Page has successful HTTP status code
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Links have descriptive text
Descriptive link text helps search engines understand your content. Learn more.
Links are crawlable
Search engines may use `href` attributes on links to crawl websites. Ensure that the `href` attribute of anchor elements links to an appropriate destination, so more pages of the site can be discovered. Learn More
Page isn’t blocked from indexing
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robots.txt is valid
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Document has a valid hreflang
hreflang
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Document uses legible font sizes 100% legible text
Font sizes less than 12px are too small to be legible and require mobile visitors to “pinch to zoom” in order to read. Strive to have >60% of page text ≥12px. Learn more.
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---|---|---|---|
Legible text | 100.00% | ≥ 12px |
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