W3.CSS有几个特殊的类将容器显示为带有阴影的纸质卡片。
| 序号 | 类名和描述 |
|---|---|
| 1 | w3-card 为带有边框的任何HTML内容设置容器样式 |
| 2 | w3-card-2 为任何带有2px带边框阴影的HTML内容设置容器样式 |
| 3 | w3-card-4 为任何具有4px带边框阴影的HTML内容设置容器样式 |
| 4 | w3-card-8 为任何具有8px带边框阴影的HTML内容设置容器样式 |
| 5 | w3-card-12 为具有12px带边框阴影的任何HTML内容设置容器样式 |
<html>
<head>
<title>The W3.CSS Syntax Highlighter</title>
<meta name = "viewport" content = "width = device-width, initial-scale = 1">
<link rel = "stylesheet" href = "https://www.w3schools.com/lib/w3.css">
<style>
div {
width : 200px;
height : 200px;
}
</style>
</head>
<body>
<header class = "w3-container w3-teal">
<h2>Yellow Card Demo</h2>
</header>
<br/>
<div class = "w3-card w3-yellow">
<p><b>TODO:</b> Learn HTML5</p>
</div>
<div class = "w3-card-2 w3-yellow">
<p><b>TODO:</b> Learn HTML5</p>
</div>
<div class = "w3-card-4 w3-yellow">
<p><b>TODO:</b> Learn HTML5</p>
</div>
<div class = "w3-card-8 w3-yellow">
<p><b>TODO:</b> Learn HTML5</p>
</div>
<br/>
<header class = "w3-container w3-teal">
<h2>White Card Demo</h2>
</header>
<br/>
<div class = "w3-card w3-white">
<p><b>TODO:</b> Learn W3.CSS</p>
</div>
<div class = "w3-card-8 w3-white">
<p><b>TODO:</b> Learn HTML5</p>
</div>
<br/>
<div class = "w3-card-4" style = "width:550px;">
<header class = "w3-container w3-blue">
<h1>HTML5 Tutorial</h1>
</header>
<div class = "w3-container" style = "width:550px;">
<p>The latest versions of Apple Safari, Google Chrome, Mozilla Firefox, and Opera all support many HTML5 features and Internet Explorer 9.0 will also have support for some HTML5 functionality. The mobile web browsers that come pre-installed on iPhones, iPads, and Android phones all have excellent support for HTML5.</p>
</div>
</div>
<br/>
<header class = "w3-container w3-teal">
<h2>Image Card Demo</h2>
</header>
<br/>
<div class = "w3-card-12" style = "width:255px; height: 230px;">
<img src = "/html5/images/html5-mini-logo.jpg" alt = "html5">
<div class = "w3-container">
<p>Learn HTML5</p>
</div>
</div>
</body>
</html>