1 <body> 2 <style> 3 #one { 4 display: inline-block; 5 width: 100px; 6 height: 100px; 7 position: relative; 8 overflow: hidden; 9 } 10 11 input { 12 position: absolute; 13 right: 0; 14 top: 0; 15 font-size: 100px; 16 opacity: 0; 17 filter: alpha(opacity=0); 18 } 19 20 img { 21 width: 100px; 22 height: 100px; 23 background: white; 24 } 25 </style> 26 <div id="one"> 27 <img src="img/img2.png" alt="上传" id="imgDiv"/> 28 <input type="file" value="浏览" id="fileInput" /> 29 </div> 30 </body>