tryw3_css_tem_18 在线代码实例

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<!DOCTYPE html>
<html lang="en">
<title>编程狮(w3cschool.cn)</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://7npmedia.w3cschool.cn/w3.css">
<link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Raleway">
<style>
body,h1,h2,h3,h4,h5 {font-family: "Raleway", sans-serif}
.w3-quarter img{margin-bottom: -6px; cursor: pointer}
.w3-quarter img:hover{opacity: 0.6; transition: 0.3s}
</style>
<body class="w3-light-grey">
<!-- Sidebar/menu -->
<nav class="w3-sidebar w3-bar-block w3-black w3-animate-right w3-top w3-text-light-grey w3-large" style="z-index:3;width:250px;font-weight:bold;display:none;right:0;" id="mySidebar">
  <a href="javascript:void()" onclick="w3_close()" class="w3-bar-item w3-button w3-center w3-padding-32">关闭</a> 
  <a href="#" onclick="w3_close()" class="w3-bar-item w3-button w3-center w3-padding-16">作品集</a> 
  <a href="#about" onclick="w3_close()" class="w3-bar-item w3-button w3-center w3-padding-16">关于我</a> 
  <a href="#contact" onclick="w3_close()" class="w3-bar-item w3-button w3-center w3-padding-16">联系</a>
</nav>
<!-- Top menu on small screens -->
<header class="w3-container w3-top w3-white w3-xlarge w3-padding-16">
  <span class="w3-left w3-padding">一些名字</span>
  <a href="javascript:void(0)" class="w3-right w3-button w3-white" onclick="w3_open()">☰</a>
</header>
<!-- Overlay effect when opening sidebar on small screens -->
<div class="w3-overlay w3-animate-opacity" onclick="w3_close()" style="cursor:pointer" title="close side menu" id="myOverlay"></div>
<!-- !PAGE CONTENT! -->
<div class="w3-main w3-content" style="max-width:1600px;margin-top:83px">
  
  <!-- Photo grid -->
  <div class="w3-row w3-grayscale-min">
    <div class="w3-quarter">
 
 
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运行结果
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