用clearfix 清除浮动不成功

Question

代码http://js.jirengu.com/hawav/5...

Answer 1

不要在浮动元素上清除浮动
.news::after{
content: ".";
display: block;
visibility: hidden;
clear: both;
height: 0;
}

Answer 2

加载news这个div上

.news::after{
    content: ".";
  display: block;
  visibility: hidden;
  clear: both;
  height: 0;
}