clearfix
/*清除浮动*/.clearfix:after { content: "."; display: block; height: 0; clear: both; visibility: hidden;}.clearfix {display: inline-block;}/* Hides from IE-mac \*/* html .clearfix { height: 1%;}.clearfix {display: block;} 本文共 240 字，大约阅读时间需要 1 分钟。
/*清除浮动*/.clearfix:after { content: "."; display: block; height: 0; clear: both; visibility: hidden;}.clearfix {display: inline-block;}/* Hides from IE-mac \*/* html .clearfix { height: 1%;}.clearfix {display: block;} 转载地址：http://befsx.baihongyu.com/