Web | Google Developers

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generation of web experiences."><meta name="google-site-verification" content="gfXglzZkMnMmYyTURrVdYisraxO03w5_twQ-DO6QXC8"><meta property="og:url" content="http://web.archive.org/web/20221122190442/https://developers.google.com/web"><meta property="og:image" content="http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/social-webfu-16x9.png"> <meta property="og:image:width" content="1200"> <meta property="og:image:height" content="675"><meta property="og:locale" content="en"><meta name="twitter:card" content="summary_large_image"> <link rel="stylesheet" href="/web/20221122190442cs_/https://developers.google.com/extras.css"></head> <body class="" template="landing" theme="google-blue" type="product" layout="full" pending> <devsite-progress type="indeterminate" id="app-progress"></devsite-progress> <section class="devsite-wrapper"><devsite-header> <div class="devsite-header--inner nocontent"> <div class="devsite-top-logo-row-wrapper-wrapper"> <div 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<span class="devsite-product-name"> <ul class="devsite-breadcrumb-list"> <li class="devsite-breadcrumb-item "> <a href="http://web.archive.org/web/20221122190442/https://developers.google.com/web" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Upper Header" data-value="1" track-type="globalNav" track-name="breadcrumb" track-metadata-position="1" track-metadata-eventdetail="Web"> <h1 class="devsite-product-name">Web</h1> </a> </li> </ul> </span> </div> </div> <div class="devsite-book-nav-wrapper"> <div class="devsite-mobile-nav-top"> <ul class="devsite-nav-list"> <li class="devsite-nav-item"> <a href="/web/20221122190442/https://developers.google.com/web" class="devsite-nav-title gc-analytics-event devsite-nav-active" data-category="Site-Wide Custom Events" data-label="Tab: Guides" track-name="guides" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Guides" track-type="navMenu" track-metadata-eventdetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip> Guides </span> </a> </li> </ul> </div> </div> </nav> </devsite-book-nav> <section id="gc-wrapper"> <main role="main" class="devsite-main-content"> <div class="devsite-sidebar"> <div class="devsite-sidebar-content"> <devsite-toc class="devsite-nav" role="navigation" aria-label="On this page" depth="2" scrollbars disabled></devsite-toc> <devsite-recommendations-sidebar class="nocontent devsite-nav"> </devsite-recommendations-sidebar> </div> </div> <devsite-content> <article class="devsite-article"> <div class="devsite-article-meta nocontent" role="navigation"> <ul class="devsite-breadcrumb-list" aria-label="Breadcrumb"> <li class="devsite-breadcrumb-item "> <a href="http://web.archive.org/web/20221122190442/https://developers.google.com/" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="1" track-type="globalNav" track-name="breadcrumb" track-metadata-position="1" track-metadata-eventdetail=""> Home </a> </li> <li class="devsite-breadcrumb-item "> <div class="devsite-breadcrumb-guillemet material-icons" aria-hidden="true"></div> <a href="http://web.archive.org/web/20221122190442/https://developers.google.com/products" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="2" track-type="globalNav" track-name="breadcrumb" track-metadata-position="2" track-metadata-eventdetail=""> Products </a> </li> <li class="devsite-breadcrumb-item "> <div class="devsite-breadcrumb-guillemet material-icons" aria-hidden="true"></div> <a href="http://web.archive.org/web/20221122190442/https://developers.google.com/web" class="devsite-breadcrumb-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Breadcrumbs" data-value="3" track-type="globalNav" track-name="breadcrumb" track-metadata-position="3" track-metadata-eventdetail="Web"> Web </a> </li> </ul> </div> <devsite-feature-tooltip ack-key="AckCollectionsBookmarkTooltipDismiss" analytics-category="Site-Wide Custom Events" analytics-action-show="Callout Profile displayed" analytics-action-close="Callout Profile dismissed" analytics-label="Create Collection Callout" class="devsite-page-bookmark-tooltip" dismiss-button="true" id="devsite-collections-dropdown" dismiss-button-text="Dismiss" close-button-text="Got it"> <devsite-bookmark></devsite-bookmark> <span slot="popout-heading"> Stay organized with collections </span> <span slot="popout-contents"> Save and categorize content based on your preferences. </span> </devsite-feature-tooltip> <devsite-toc class="devsite-nav" depth="2" devsite-toc-embedded disabled> </devsite-toc> <div class="devsite-article-body clearfix devsite-no-page-title"> <section class="devsite-landing-row devsite-landing-row-2-up devsite-landing-row-no-image-background devsite-landing-row-large-headings devsite-landing-row-header-centered" header-position="top"> <div class="devsite-landing-row-inner"> <header class="devsite-landing-row-header"> <div class="devsite-landing-row-header-text"> <h2 id="building-a-better-web-together" data-text="Building a better web, together" tabindex="0"> Building a better web, together </h2> </div> </header> <div class="devsite-landing-row-group"> <div class="devsite-landing-row-item" description-position="bottom"> <div class="devsite-landing-row-item-media "> <figure class="devsite-landing-row-item-image"> <a href="http://web.archive.org/web/20221122190442/https://web.dev/"> <img alt="" src="http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9.png" srcset="http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_36.png 36w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_48.png 48w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_72.png 72w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_96.png 96w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_480.png 480w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_720.png 720w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_856.png 856w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_960.png 960w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_1440.png 1440w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_1920.png 1920w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-webdev-16x9_2880.png 2880w" sizes="(max-width: 600px) 100vw, (max-width: 840px) 50vw, 708px" loading="lazy"> </a> </figure> </div> <div class="devsite-landing-row-item-description"> <div class="devsite-landing-row-item-body"> <h3 id="webdev" data-text="web.dev" class="hide-from-toc no-link" tabindex="0"> <a href="http://web.archive.org/web/20221122190442/https://web.dev/"> web.dev </a> </h3> <div class="devsite-landing-row-item-description-content"> Guidance for modern web development to build amazing experiences for everyone. </div> <div class="devsite-landing-row-item-buttons"> <a href="http://web.archive.org/web/20221122190442/https://web.dev/" class="button ">Learn more</a> </div> </div> </div> </div> <div class="devsite-landing-row-item" description-position="bottom"> <div class="devsite-landing-row-item-media "> <figure class="devsite-landing-row-item-image"> <a href="http://web.archive.org/web/20221122190442/https://developer.chrome.com/"> <img alt="" src="http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9.png" srcset="http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_36.png 36w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_48.png 48w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_72.png 72w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_96.png 96w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_480.png 480w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_720.png 720w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_856.png 856w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_960.png 960w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_1440.png 1440w, http://web.archive.org/web/20221122190442im_/https://developers.google.com/static/web/images/landing-crdev-16x9_1920.png 1920w, 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