mirror of
https://github.com/zhigang1992/create-react-app.git
synced 2026-06-20 11:38:45 +08:00
88 lines
15 KiB
HTML
88 lines
15 KiB
HTML
<!DOCTYPE html><html lang="en"><head><meta charSet="utf-8"/><meta http-equiv="X-UA-Compatible" content="IE=edge"/><title>Adding a CSS Reset · Create React App</title><meta name="viewport" content="width=device-width"/><meta name="generator" content="Docusaurus"/><meta name="description" content="This project setup uses [PostCSS Normalize] for adding a [CSS Reset]."/><meta name="docsearch:language" content="en"/><meta property="og:title" content="Adding a CSS Reset · Create React App"/><meta property="og:type" content="website"/><meta property="og:url" content="https://create-react-app.dev/index.html"/><meta property="og:description" content="This project setup uses [PostCSS Normalize] for adding a [CSS Reset]."/><meta property="og:image" content="https://create-react-app.dev/img/logo-og.png"/><meta name="twitter:card" content="summary"/><meta name="twitter:image" content="https://create-react-app.dev/img/logo-og.png"/><link rel="shortcut icon" href="/img/favicon/favicon.ico"/><link rel="stylesheet" href="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.css"/><link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.12.0/styles/default.min.css"/><script type="text/javascript" src="https://buttons.github.io/buttons.js"></script><script src="https://unpkg.com/vanilla-back-to-top@7.1.14/dist/vanilla-back-to-top.min.js"></script><script>
|
||
document.addEventListener('DOMContentLoaded', function() {
|
||
addBackToTop(
|
||
{"zIndex":100}
|
||
)
|
||
});
|
||
</script><link rel="stylesheet" href="/css/main.css"/></head><body class="sideNavVisible separateOnPageNav"><div class="fixedHeaderContainer"><div class="headerWrapper wrapper"><header><a href="/"><img class="logo" src="/img/logo.svg" alt="Create React App"/><h2 class="headerTitleWithLogo">Create React App</h2></a><div class="navigationWrapper navigationSlider"><nav class="slidingNav"><ul class="nav-site nav-site-internal"><li class="siteNavGroupActive"><a href="/docs/getting-started" target="_self">Docs</a></li><li class=""><a href="https://reactjs.org/community/support.html" target="_self">Help</a></li><li class=""><a href="https://www.github.com/facebook/create-react-app" target="_self">GitHub</a></li><li class="navSearchWrapper reactNavSearchWrapper"><input type="text" id="search_input_react" placeholder="Search" title="Search"/></li></ul></nav></div></header></div></div><div class="navPusher"><div class="docMainWrapper wrapper"><div class="container docsNavContainer" id="docsNav"><nav class="toc"><div class="toggleNav"><section class="navWrapper wrapper"><div class="navBreadcrumb wrapper"><div class="navToggle" id="navToggler"><i></i></div><h2><i>›</i><span>Styles and Assets</span></h2><div class="tocToggler" id="tocToggler"><i class="icon-toc"></i></div></div><div class="navGroups"><div class="navGroup"><h3 class="navGroupCategoryTitle">Welcome</h3><ul><li class="navListItem"><a class="navItem" href="/docs/documentation-intro">About Docs</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Getting Started</h3><ul><li class="navListItem"><a class="navItem" href="/docs/getting-started">Getting Started</a></li><li class="navListItem"><a class="navItem" href="/docs/folder-structure">Folder Structure</a></li><li class="navListItem"><a class="navItem" href="/docs/available-scripts">Available Scripts</a></li><li class="navListItem"><a class="navItem" href="/docs/supported-browsers-features">Supported Browsers and Features</a></li><li class="navListItem"><a class="navItem" href="/docs/updating-to-new-releases">Updating to New Releases</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Development</h3><ul><li class="navListItem"><a class="navItem" href="/docs/setting-up-your-editor">Editor Setup</a></li><li class="navListItem"><a class="navItem" href="/docs/developing-components-in-isolation">Developing Components in Isolation</a></li><li class="navListItem"><a class="navItem" href="/docs/analyzing-the-bundle-size">Analyzing Bundle Size</a></li><li class="navListItem"><a class="navItem" href="/docs/using-https-in-development">HTTPS in Development</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Styles and Assets</h3><ul><li class="navListItem"><a class="navItem" href="/docs/adding-a-stylesheet">Adding Stylesheets</a></li><li class="navListItem"><a class="navItem" href="/docs/adding-a-css-modules-stylesheet">Adding CSS Modules</a></li><li class="navListItem"><a class="navItem" href="/docs/adding-a-sass-stylesheet">Adding Sass Stylesheets</a></li><li class="navListItem navListItemActive"><a class="navItem" href="/docs/adding-css-reset">Adding CSS Reset</a></li><li class="navListItem"><a class="navItem" href="/docs/post-processing-css">Post-Processing CSS</a></li><li class="navListItem"><a class="navItem" href="/docs/adding-images-fonts-and-files">Adding Images, Fonts, and Files</a></li><li class="navListItem"><a class="navItem" href="/docs/loading-graphql-files">Loading .graphql Files</a></li><li class="navListItem"><a class="navItem" href="/docs/using-the-public-folder">Using the Public Folder</a></li><li class="navListItem"><a class="navItem" href="/docs/code-splitting">Code Splitting</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Building your App</h3><ul><li class="navListItem"><a class="navItem" href="/docs/installing-a-dependency">Installing a Dependency</a></li><li class="navListItem"><a class="navItem" href="/docs/importing-a-component">Importing a Component</a></li><li class="navListItem"><a class="navItem" href="/docs/using-global-variables">Using Global Variables</a></li><li class="navListItem"><a class="navItem" href="/docs/adding-bootstrap">Adding Bootstrap</a></li><li class="navListItem"><a class="navItem" href="/docs/adding-flow">Adding Flow</a></li><li class="navListItem"><a class="navItem" href="/docs/adding-typescript">Adding TypeScript</a></li><li class="navListItem"><a class="navItem" href="/docs/adding-relay">Adding Relay</a></li><li class="navListItem"><a class="navItem" href="/docs/adding-a-router">Adding a Router</a></li><li class="navListItem"><a class="navItem" href="/docs/adding-custom-environment-variables">Environment Variables</a></li><li class="navListItem"><a class="navItem" href="/docs/making-a-progressive-web-app">Making a Progressive Web App</a></li><li class="navListItem"><a class="navItem" href="/docs/production-build">Creating a Production Build</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Testing</h3><ul><li class="navListItem"><a class="navItem" href="/docs/running-tests">Running Tests</a></li><li class="navListItem"><a class="navItem" href="/docs/debugging-tests">Debugging Tests</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Back-End Integration</h3><ul><li class="navListItem"><a class="navItem" href="/docs/proxying-api-requests-in-development">Proxying in Development</a></li><li class="navListItem"><a class="navItem" href="/docs/fetching-data-with-ajax-requests">Fetching Data</a></li><li class="navListItem"><a class="navItem" href="/docs/integrating-with-an-api-backend">Integrating with an API</a></li><li class="navListItem"><a class="navItem" href="/docs/title-and-meta-tags">Title & Meta Tags</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Deployment</h3><ul><li class="navListItem"><a class="navItem" href="/docs/deployment">Deployment</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Advanced Usage</h3><ul><li class="navListItem"><a class="navItem" href="/docs/can-i-use-decorators">Can I Use Decorators?</a></li><li class="navListItem"><a class="navItem" href="/docs/pre-rendering-into-static-html-files">Pre-Rendering Static HTML</a></li><li class="navListItem"><a class="navItem" href="/docs/advanced-configuration">Advanced Configuration</a></li><li class="navListItem"><a class="navItem" href="/docs/alternatives-to-ejecting">Alternatives to Ejecting</a></li></ul></div><div class="navGroup"><h3 class="navGroupCategoryTitle">Support</h3><ul><li class="navListItem"><a class="navItem" href="/docs/troubleshooting">Troubleshooting</a></li></ul></div></div></section></div><script>
|
||
document.addEventListener('DOMContentLoaded', function() {
|
||
createToggler('#navToggler', '#docsNav', 'docsSliderActive');
|
||
createToggler('#tocToggler', 'body', 'tocActive');
|
||
|
||
const headings = document.querySelector('.toc-headings');
|
||
headings && headings.addEventListener('click', function(event) {
|
||
if (event.target.tagName === 'A') {
|
||
document.body.classList.remove('tocActive');
|
||
}
|
||
}, false);
|
||
|
||
function createToggler(togglerSelector, targetSelector, className) {
|
||
var toggler = document.querySelector(togglerSelector);
|
||
var target = document.querySelector(targetSelector);
|
||
|
||
if (!toggler) {
|
||
return;
|
||
}
|
||
|
||
toggler.onclick = function(event) {
|
||
event.preventDefault();
|
||
|
||
target.classList.toggle(className);
|
||
};
|
||
}
|
||
});
|
||
</script></nav></div><div class="container mainContainer docMainContainer"><div class="wrapper"><div class="post"><header class="postHeader"><a class="edit-page-link button" href="https://github.com/facebook/create-react-app/edit/master/docusaurus/docs/adding-css-reset.md" target="_blank" rel="noreferrer noopener">Edit</a><h1 class="postHeaderTitle">Adding a CSS Reset</h1></header><article><div><span><p>This project setup uses <a href="https://github.com/csstools/postcss-normalize">PostCSS Normalize</a> for adding a <a href="https://cssreset.com/what-is-a-css-reset/">CSS Reset</a>.</p>
|
||
<p>To start using it, add <code>@import-normalize;</code> anywhere in your CSS file(s). You only need to include it once and duplicate imports are automatically removed. Since you only need to include it once, a good place to add it is <code>index.css</code> or <code>App.css</code>.</p>
|
||
<h2><a class="anchor" aria-hidden="true" id="indexcss"></a><a href="#indexcss" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a><code>index.css</code></h2>
|
||
<pre><code class="hljs css language-css">@<span class="hljs-keyword">import</span>-<span class="hljs-keyword">normalize</span>; <span class="hljs-comment">/* bring in normalize.css styles */</span>
|
||
|
||
<span class="hljs-comment">/* rest of app styles */</span>
|
||
</code></pre>
|
||
<p>You can control which parts of <a href="https://github.com/csstools/normalize.css">normalize.css</a> to use via your project's <a href="http://browserl.ist/">browserslist</a>.</p>
|
||
<p>Results when <a href="http://browserl.ist/">browserslist</a> is <code>last 3 versions</code>:</p>
|
||
<pre><code class="hljs css language-css"><span class="hljs-comment">/**
|
||
* Add the correct display in IE 9-.
|
||
*/</span>
|
||
|
||
<span class="hljs-selector-tag">audio</span>,
|
||
<span class="hljs-selector-tag">video</span> {
|
||
<span class="hljs-attribute">display</span>: inline-block;
|
||
}
|
||
|
||
<span class="hljs-comment">/**
|
||
* Remove the border on images inside links in IE 10-.
|
||
*/</span>
|
||
|
||
<span class="hljs-selector-tag">img</span> {
|
||
<span class="hljs-attribute">border-style</span>: none;
|
||
}
|
||
</code></pre>
|
||
<p>Results when <a href="http://browserl.ist/">browserslist</a> is <code>last 2 versions</code>:</p>
|
||
<pre><code class="hljs css language-css"><span class="hljs-comment">/**
|
||
* Remove the border on images inside links in IE 10-.
|
||
*/</span>
|
||
|
||
<span class="hljs-selector-tag">img</span> {
|
||
<span class="hljs-attribute">border-style</span>: none;
|
||
}
|
||
</code></pre>
|
||
<h2><a class="anchor" aria-hidden="true" id="browser-support"></a><a href="#browser-support" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Browser support</h2>
|
||
<p>Browser support is dictated by what normalize.css <a href="https://github.com/csstools/normalize.css#browser-support">supports</a>. As of this writing, it includes:</p>
|
||
<ul>
|
||
<li>Chrome (last 3)</li>
|
||
<li>Edge (last 3)</li>
|
||
<li>Firefox (last 3)</li>
|
||
<li>Firefox ESR</li>
|
||
<li>Opera (last 3)</li>
|
||
<li>Safari (last 3)</li>
|
||
<li>iOS Safari (last 2)</li>
|
||
<li>Internet Explorer 9+</li>
|
||
</ul>
|
||
</span></div></article></div><div class="docs-prevnext"><a class="docs-prev button" href="/docs/adding-a-sass-stylesheet"><span class="arrow-prev">← </span><span>Previous</span></a><a class="docs-next button" href="/docs/post-processing-css"><span>Next</span><span class="arrow-next"> →</span></a></div><p style="font-size:12px;text-align:right"><strong>Last updated: </strong>4/5/2019, 10:23:59 AM</p></div></div><nav class="onPageNav docOnPageNav"><ul class="toc-headings"><li><a href="#indexcss"><code>index.css</code></a></li><li><a href="#browser-support">Browser support</a></li></ul></nav></div><footer class="nav-footer" id="footer"><section class="sitemap"><a href="/" class="nav-home"><img src="/img/logo.svg" alt="Create React App" width="66" height="58"/></a><div><h5>Docs</h5><a href="/docs/getting-started">Get Started</a><a href="https://reactjs.org/" target="_blank" rel="noreferrer noopener">Learn React</a></div><div><h5>Community</h5><a href="https://stackoverflow.com/questions/tagged/create-react-app" target="_blank" rel="noreferrer noopener">Stack Overflow</a><a href="https://spectrum.chat/create-react-app" target="_blank" rel="noreferrer noopener">Spectrum</a><a href="https://twitter.com/reactjs" target="_blank" rel="noreferrer noopener">Twitter</a><a href="https://www.contributor-covenant.org/version/1/4/code-of-conduct" target="_blank" rel="noreferrer noopener">Contributor Covenant</a></div><div><h5>More</h5><a href="https://www.github.com/facebook/create-react-app">GitHub</a><a class="github-button" href="https://github.com/facebook/create-react-app" data-icon="octicon-star" data-count-href="/facebook/create-react-app/stargazers" data-show-count="true" data-count-aria-label="# stargazers on GitHub" aria-label="Star this project on GitHub">Star</a></div></section><a href="https://code.facebook.com/projects/" target="_blank" rel="noreferrer noopener" class="fbOpenSource"><img src="/img/oss_logo.png" alt="Facebook Open Source" width="170" height="45"/></a><section class="copyright">Copyright © 2019 Facebook Inc.</section></footer></div><script type="text/javascript" src="https://cdn.jsdelivr.net/docsearch.js/1/docsearch.min.js"></script><script>
|
||
var search = docsearch({
|
||
|
||
apiKey: '3be60f4f8ffc24c75da84857d6323791',
|
||
indexName: 'create-react-app',
|
||
inputSelector: '#search_input_react'
|
||
});
|
||
</script></body></html> |