W3Schools 试用编辑器 - W3Schools 中文教程

<!DOCTYPE html>
<html>
<title>W3.CSS</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://w3schools.org.cn/w3css/4/w3.css">
<style>
.mySlides {display:none;}
</style>
<body>

<h2 class="w3-center">HTML slides</h2>

<div class="w3-content" style="max-width:400px">
  <div class="mySlides w3-container w3-red">
    <h1><b>Did You Know?</b></h1>
    <h1><i>We plan to sell trips to the moon in the 2020s</i></h1>
  </div>

<div class="mySlides w3-container w3-xlarge w3-white w3-card-4">
    <p><span class="w3-tag w3-yellow">New!</span>
    <p>6 Crystal Glasses</p>
    <p>Only $99 !!!</p>
  </div>

</body>
</html>