范例应该这样写才对。
<!doctype html> <html> <head> <meta charset="utf-8"> <title>clear与margin重叠</title> </head> <body> 1. <div style="background-color: #f5f5f5;"> <img src="http://img1.sycdn.imooc.com//53d60af3000171a002560191.jpg" style="float:left;"> <div style="clear:both; margin-bottom:100px;">clear:both;</div> </div> <div style="margin-top: 100px;">本文字离图片的距离是？</div> <br><br><br><br>2. <div style="background-color: #f5f5f5; overflow: hidden;"> <img src="http://img1.sycdn.imooc.com//53d60af3000171a002560191.jpg" style="float:left; margin-bottom: 100px;"> <div style="margin-top: 100px;">本文字离图片的距离是？</div> </div> </body> </html>
