<divclass="app"><header>我是Header</header><main>这是内容</main><footer>这是footer</footer></div> 对应的css如下 代码语言:javascript 代码运行次数:0 运行 AI代码解释 *{padding:0;margin:0;}html,body{height:100%;}.app{display:flex;flex-direction:column;height:100%;}.app header{height:50...
@CHARSET “UTF-8”; .clr { clear: both; width: 0px; height: 0px; } #container { width: 1002px; } #header { height: 128px; background: gray url(“../indexPics/top_bg.jpg”); } #navi li { width: 90px; margin-right: 1px; float: left; } #navi a { font-size: 16px; ...
<h1 class="red-cursive">Header One</h1><div> <h2 class="code-like">Header Two</h2> <p class="red-cursive">Paragraph</p> <ul> <li class="red-cursive">List item 1</li> <li class="red-cursive">List item 2</li> <li>List item 3</li> <li class="code...
<headerclass="c-header"><h1class="c-logo"><ahref="#">Logo</a></h1><divclass="c-header__nav"><navclass="c-nav"><ul><li><ahref="#">...</a></li></ul></nav><ahref="#"class="c-user"><span>Ahmad</span><imgclass="c-avatar"src="shade...
@import url('http://dontwritehorriblecode.com/style.css') => @import url('http://dontwritehorriblecode.com/style.css') in runtime To import styles from anode_modulespath (includeresolve.modules) and foralias, prefix it with a~:
在header 中,通过嵌套一个 img 元素、h1 元素和 nav 元素来提供有关页面的上下文。 img 元素应该指向https://cdn.freecodecamp.org/platform/universal/fcc_primary.svg,并且有一个 id 为 logo。 h1 元素应该包含文本 HTML/CSS Quiz。 <header> <img id="logo" src="https://cdn.freecodecamp.org/platfor...
.component { color: var(--bs-gray-800); background-color: var(--bs-gray-100); border: 1px solid var(--bs-gray-200); border-radius: .25rem; } .component-header { color: var(--bs-purple); } Customizing via CSS variables Override global, component, or utility class variables to cu...
To see matching elements in the DOM tree outline (in the main pane of the Elements tab), move the pointer over a rule at the top of the sidebar. To discard any edits you’ve made, click the trashcan icon to the right of the header for the group you modified. ...
CSS scroll-driven-animations-back (codepen.io)') 还有一个头部吸顶的例子,原理也是类似的,如下 头部是一个高度和字号不断变小的动画,然后需要设置一下animation-range,关键实现如下 @keyframes header { to { height: 60px; font-size: 30px;
Comment out a CSS rule: Click the icon of a CSS rule. Rules that cannot be edited, such as those from the user agent stylesheet, have a lock icon in the upper-right corner of the rule header. Comment out individual properties: Move the pointer over a property and when its blue checkbo...