在图片的右上角加一个复选框

源文章：https://blog.youkuaiyun.com/qq_39098505/article/details/82113189

效果图：

 

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>测试</title>
    
    <meta http-equiv="pragma" content="no-cache">
    <meta http-equiv="cache-control" content="no-cache">
    <meta http-equiv="expires" content="0">    
    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
    <meta http-equiv="description" content="This is my page">
  </head>
  
  <body>
  <div class="ztree">
     <ul id="treeDemo" class="ztree"></ul>
    </div>
    <div class="main" style="position:relative;">
    <div class="img">
        <img alt="图片名称" src="plug-in/image/Desert.jpg" style="width:100px;height:100px">
    </div>
    <div class="checkbox" style="position:absolute;top:0;right:0;z-index:1000;padding-right:33px;">
       <input id="box" type="checkbox" name="box">
    </div>
    </div>
    <div class="main" style="position:relative;">
    <div class="img">
        <img alt="图片名称" src="plug-in/image/Desert.jpg" style="width:100px;height:100px">
    </div>
    <div class="checkbox" style="position:absolute;top:0;right:0;z-index:1000;padding-right:33px;">
       <input id="box" type="checkbox" name="box">
    </div>
    </div>
    <div class="main" style="position:relative;">
    <div class="img">
        <img alt="图片名称" src="plug-in/image/Desert.jpg" style="width:100px;height:100px">
    </div>
    <div class="checkbox" style="position:absolute;top:0;right:0;z-index:1000;padding-right:33px;">
       <input id="box" type="checkbox" name="box">
    </div>
    </div>
  </body>
</html>