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USWDS: The United States Web Design System | U.S. Web Design System (USWDS)
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<a class="usa-skipnav" href="#main-content">Skip to main content</a> <section class="usa-banner site-banner" aria-label="Official website of the United States government,,,,,," > <div class="usa-accordion"> <header class="usa-banner__header"> <div class="usa-banner__inner"> <div class="grid-col-auto"> <img aria-hidden="true" class="usa-banner__header-flag" src="/assets/img/us_flag_small.png" alt="" /> </div> <div class="grid-col-fill tablet:grid-col-auto" aria-hidden="true"> <p class="usa-banner__header-text"> An official website of the United States government </p> <p class="usa-banner__header-action">Here鈥檚 how you know</p> </div> <button type="button" class="usa-accordion__button usa-banner__button" aria-expanded="false" aria-controls="gov-banner" > <span class="usa-banner__button-text">Here鈥檚 how you know</span> </button> </div> </header> <div class="usa-banner__content usa-accordion__content" id="gov-banner" > <div class="grid-row grid-gap-lg"> <div class="usa-banner__guidance tablet:grid-col-6"> <img class="usa-banner__icon usa-media-block__img" src="/assets/img/icon-dot-gov.svg" role="img" alt="" aria-hidden="true" /> <div class="usa-media-block__body"> <p> <strong>Official websites use .gov</strong><br />A <strong>.gov</strong> website belongs to an official government organization in the United States. </p> </div> </div> <div class="usa-banner__guidance tablet:grid-col-6"> <img class="usa-banner__icon usa-media-block__img" src="/assets/img/icon-https.svg" role="img" alt="" aria-hidden="true" /> <div class="usa-media-block__body"> <p> <strong>Secure .gov websites use HTTPS</strong><br />A <strong>lock</strong> ( <span class="icon-lock" ><svg xmlns="http://www.w3.org/2000/svg" width="52" height="64" viewBox="0 0 52 64" class="usa-banner__lock-image" role="img" aria-labelledby="banner-lock-description" focusable="false" > <title id="banner-lock-title">Lock</title> <desc id="banner-lock-description">Locked padlock icon</desc> <path fill="#000000" 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Share sensitive information only on official, secure websites. </p> </div> </div> </div> </div> </div> </section> <header class="usa-header usa-header--extended site-header site-header--dark" role="banner"> <div class="usa-navbar site-header__navbar"> <div class="usa-logo site-logo" id="logo"> <em class="usa-logo__text site-logo__text"> <a href="/" title="U.S. Web Design System (USWDS) Home"> <span aria-hidden="true" class="site-title--short">USWDS</span> <span class="site-title--long">U.S. Web Design System (USWDS)</span> </a> </em> </div> <button type="button" class="usa-menu-btn">Menu</button> </div> </header> <nav aria-label="Primary navigation" class="usa-nav site-nav sticky"> <div class="usa-nav__inner site-nav__inner"> <button type="button" class="usa-nav__close"> <img src="/assets/img/usa-icons/close.svg" role="img" alt="Close"> </button> <!-- Mobile nav --> <ul class="usa-nav__primary usa-nav__primary--mobile usa-accordion"> <li class="usa-nav__primary-item"> <button type="button" class="usa-accordion__button usa-nav__link" aria-controls="nav-how-to-use-uswds" aria-expanded="false" > <span> How to use USWDS </span> </button> <ul id="nav-how-to-use-uswds" class="usa-nav__submenu"> <li class="usa-nav__submenu-item"> <a href="/how-to-use-uswds/"> <span> How to use USWDS </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/getting-started-for-developers/"> <span> Getting started for developers </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/getting-started-for-designers/"> <span> Getting started for designers </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/developers/"> <span> Documentation </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/settings/"> <span> Settings </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/maturity-model/"> <span> USWDS maturity model </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/accessibility/"> <span> Accessibility </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/performance/"> <span> Performance guidelines </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/code-guidelines/"> <span> Code guidelines </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/migration/"> <span> Migrating to USWDS 3.0 </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/migration-v2/"> <span> Migrating to USWDS 2.0 </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/implementations/"> <span> Implementations </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/showcase/"> <span> Showcase </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/documentation/sample-contract-language/"> <span> Sample contract language for 21st Century IDEA </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/website-standards/"> <span> Website standards </span> </a> </li> </ul> </li> <li class="usa-nav__primary-item"> <a href="/design-principles/"> <span> Design principles </span> </a> </li> <li class="usa-nav__primary-item"> <button type="button" class="usa-accordion__button usa-nav__link" aria-controls="nav-components" aria-expanded="false" > <span> Components </span> </button> <ul id="nav-components" class="usa-nav__submenu"> <li class="usa-nav__submenu-item"> <a href="/components/"> <span> Components </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/accordion/"> <span> Accordion </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/alert/"> <span> Alert </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/banner/"> <span> Banner </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/breadcrumb/"> <span> Breadcrumb </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/button/"> <span> Button </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/button-group/"> <span> Button group </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/card/"> <span> Card </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/character-count/"> <span> Character count </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/checkbox/"> <span> Checkbox </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/collection/"> <span> Collection </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/combo-box/"> <span> Combo box </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/data-visualizations/"> <span> Data visualizations </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/date-picker/"> <span> Date picker </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/date-range-picker/"> <span> Date range picker </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/file-input/"> <span> File input </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/footer/"> <span> Footer </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/form/"> <span> Form </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/layout-grid/"> <span> Grid </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/header/"> <span> Header </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/icon/"> <span> Icon </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/icon-list/"> <span> Icon list </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/identifier/"> <span> Identifier </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/in-page-navigation/"> <span> In-page navigation </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/input-mask/"> <span> Input mask </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/input-prefix-suffix/"> <span> Input prefix or suffix </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/language-selector/"> <span> Language selector </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/link/"> <span> Link </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/list/"> <span> List </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/memorable-date/"> <span> Memorable date </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/modal/"> <span> Modal </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/pagination/"> <span> Pagination </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/process-list/"> <span> Process list </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/prose/"> <span> Prose </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/radio-buttons/"> <span> Radio buttons </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/range-slider/"> <span> Range slider </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/search/"> <span> Search </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/select/"> <span> Select </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/side-navigation/"> <span> Side navigation </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/site-alert/"> <span> Site alert </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/step-indicator/"> <span> Step indicator </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/summary-box/"> <span> Summary box </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/table/"> <span> Table </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/tag/"> <span> Tag </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/text-input/"> <span> Text input </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/time-picker/"> <span> Time picker </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/tooltip/"> <span> Tooltip </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/typography/"> <span> Typography </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/validation/"> <span> Validation </span> </a> </li> </ul> </li> <li class="usa-nav__primary-item"> <button type="button" class="usa-accordion__button usa-nav__link" aria-controls="nav-patterns" aria-expanded="false" > <span> Patterns </span> </button> <ul id="nav-patterns" class="usa-nav__submenu"> <li class="usa-nav__submenu-item"> <a href="/patterns/"> <span> Patterns </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/patterns/intro/"> <span> Introducing patterns </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/patterns/create-a-user-profile/"> <span> Create a user profile </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/patterns/complete-a-complex-form/"> <span> Complete a complex form </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/patterns/select-a-language/"> <span> Select a language </span> </a> </li> </ul> </li> <li class="usa-nav__primary-item"> <button type="button" class="usa-accordion__button usa-nav__link" aria-controls="nav-design-tokens" aria-expanded="false" > <span> Design tokens </span> </button> <ul id="nav-design-tokens" class="usa-nav__submenu"> <li class="usa-nav__submenu-item"> <a href="/design-tokens/"> <span> Design tokens </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-tokens/color/"> <span> Color </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-tokens/typesetting/"> <span> Typesetting </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-tokens/flex/"> <span> Flex </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-tokens/opacity/"> <span> Opacity </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-tokens/order/"> <span> Order </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-tokens/shadow/"> <span> Shadow </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-tokens/spacing-units/"> <span> Spacing units </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-tokens/z-index/"> <span> Z-index </span> </a> </li> </ul> </li> <li class="usa-nav__primary-item"> <button type="button" class="usa-accordion__button usa-nav__link" aria-controls="nav-utilities" aria-expanded="false" > <span> Utilities </span> </button> <ul id="nav-utilities" class="usa-nav__submenu"> <li class="usa-nav__submenu-item"> <a href="/utilities/"> <span> Utilities </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/layout-grid/"> <span> Layout grid </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/color/"> <span> Color </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/height-and-width/"> <span> Height and width </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/margin-and-padding/"> <span> Margin and padding </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/border/"> <span> Border </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/outline/"> <span> Outline </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/font-size-and-family/"> <span> Font size and family </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/text-styles/"> <span> Text styles </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/paragraph-styles/"> <span> Paragraph styles </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/display/"> <span> Display </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/flex/"> <span> Flex </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/shadow/"> <span> Shadow </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/float/"> <span> Float </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/clearfix/"> <span> Clearfix </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/list-reset/"> <span> List reset </span> </a> </li> </ul> </li> <li class="usa-nav__primary-item"> <button type="button" class="usa-accordion__button usa-nav__link" aria-controls="nav-templates" aria-expanded="false" > <span> Templates </span> </button> <ul id="nav-templates" class="usa-nav__submenu"> <li class="usa-nav__submenu-item"> <a href="/templates/"> <span> Templates </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/templates/404-page/"> <span> 404 page </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/templates/documentation-page/"> <span> Documentation page </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/templates/landing-page/"> <span> Landing page </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/templates/authentication-pages/"> <span> Authentication pages </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/templates/form-templates/"> <span> Form templates </span> </a> </li> </ul> </li> <li class="usa-nav__primary-item"> <button type="button" class="usa-accordion__button usa-nav__link" aria-controls="nav-about" aria-expanded="false" > <span> About </span> </button> <ul id="nav-about" class="usa-nav__submenu"> <li class="usa-nav__submenu-item"> <a href="/about/"> <span> About </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/key-benefits/"> <span> Key benefits </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/product-values/"> <span> Product values </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/contribute/"> <span> Contribute </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/community/"> <span> Community </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/whats-new/"> <span> What鈥檚 new </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/monthly-calls/"> <span> Monthly calls </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/product-roadmap/"> <span> Product roadmap </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/research/"> <span> Research </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/security/"> <span> Security </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/website-policies-notices/"> <span> Website policies and notices </span> </a> </li> </ul> </li> </ul> <!-- /Mobile nav --> <!-- Desktop nav --> <ul class="usa-nav__primary usa-nav__primary--desktop"> <li class="usa-nav__submenu-item"> <a href="/how-to-use-uswds/"> <span> How to use USWDS </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-principles/"> <span> Design principles </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/components/"> <span> Components </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/patterns/"> <span> Patterns </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/design-tokens/"> <span> Design tokens </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/utilities/"> <span> Utilities </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/templates/"> <span> Templates </span> </a> </li> <li class="usa-nav__submenu-item"> <a href="/about/"> <span> About </span> </a> </li> </ul> <!-- /Desktop nav --> <div class="usa-nav__secondary"> <form id="search_form-mobile" class="site-search usa-search usa-search--small" action="https://search.usa.gov/search" accept-charset="UTF-8" method="get"> <input name="utf8" type="hidden" value="✓" /> <input type="hidden" name="affiliate" id="affiliate-mobile" value="uswds" /> <div role="search"> <label class="usa-sr-only" for="query-mobile">Search</label> <input id="query-mobile" class="usa-input usagov-search-autocomplete" name="query" type="search" autocomplete="off" /> <button class="site-search__button usa-button margin-top-0" type="submit" name="commit"> <img src="/assets/img/usa-icons-bg/search--white.svg" class="usa-search__submit-icon" alt="Search" > </button> </div> </form> <div class="site-cta-buttons buttons"> <a class="usa-button site-button-outline-secondary site-button-standards margin-x-0 desktop:margin-right-1 padding-x-05 desktop:padding-left-1 desktop:padding-right-05 desktop-lg:padding-left-205 desktop-lg:padding-right-2 font-lang-sm" href="/website-standards/" onclick="ga('send', 'event', 'Read 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class="hero--heading margin-y-0 line-height-sans-3 text-thin font-lang-13" > A design system for the federal government. </h1> <p class="hero--content font-lang-10 text-thin line-height-sans-4 margin-top-205 margin-bottom-105" > We make it easier to build accessible, mobile-friendly government websites. </p> <a class="usa-button bg-secondary hover:bg-secondary-dark text-normal font-lang-sm margin-top-1" href="/whats-new/updates/2022/04/28/introducing-uswds-3-0/" >Introducing USWDS 3.0</a > <a class="usa-button hover:bg-primary-darker text-normal font-lang-sm bg-primary-vivid margin-top-1" href="/documentation/migration/"> Migrating to USWDS 3.0 </a> </div> </div> </section> <section class="usa-section usa-graphic-list grid-container"> <div class=""> <div class="grid-row grid-gap"> <div class="desktop:grid-col-3 tablet:grid-col-6 usa-media-block margin-bottom-3 desktop:margin-bottom-0" > <img class="usa-media-block__img" src="/img/home/ui-component.svg" alt="" width="72" height="72" /> <div class="usa-media-block__body"> <h2>Components</h2> <p>Browse all USWDS components, and get UX, accessibility, and implementation guidance.</p> <p> <a href="/components/" >Browse components</a > </p> </div> </div> <div class="desktop:grid-col-3 tablet:grid-col-6 usa-media-block margin-bottom-3 desktop:margin-bottom-0" > <img class="usa-media-block__img" src="/img/home/page-templates.svg" alt="" width="72" height="72" /> <div class="usa-media-block__body"> <h2>Patterns</h2> <p>Use our guidance to craft effective and inclusive user experiences.</p> <p> <a href="/patterns/" >Explore pattern guidance</a > </p> </div> </div> <div class="desktop:grid-col-3 tablet:grid-col-6 usa-media-block margin-bottom-3 desktop:margin-bottom-0" > <img class="usa-media-block__img" src="/img/home/design-tokens.svg" alt="" width="72" height="72" /> <div class="usa-media-block__body"> <h2>Design tokens</h2> <p>Learn how to get started using design tokens, the building blocks of USWDS component design.</p> <p> <a href="/design-tokens/" >View design tokens</a > </p> </div> </div> <div class="desktop:grid-col-3 tablet:grid-col-6 usa-media-block margin-bottom-3 desktop:margin-bottom-0" > <img class="usa-media-block__img" src="/img/home/utilities.svg" alt="" width="72" height="72" /> <div class="usa-media-block__body"> <h2>Utilities</h2> <p>Adapt your designs and deliver prototypes quickly and consistently without touching a line of CSS.</p> <p> <a href="/utilities/" >Build with utilities</a > </p> </div> </div> </div> </div> </section> <section class="usa-section bg-base-lightest showcase"> <div class="grid-container"> <h2 class="font-lang-xl margin-y-0 line-height-serif-2">Sites built with USWDS</h2> <div class="grid-row grid-gap tablet:margin-top-3"> <div class="tablet:grid-col"> <img src="/img/webp/home/showcase/nih.webp" alt="" width="960" height="540" /> <a href="https://www.nihlibrary.nih.gov/">National Institutes of Health Library</a> </div> <div class="tablet:grid-col"> <img 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