.clearfix:after { content: ""; display: block; height: 0; clear: both; visibility: hidden; } .clearfix {*zoom: 1;} /* IE6、7 专有 */
或者：
.clearfix:before,.clearfix:after {
content:"";
display:table;
}
.clearfix:after {
clear:both;
}
.clearfix {
*zoom:1;
}
div:after{clear:both}
内容全部来源于网络收集，如有侵权，请联系网站删除：QQ：24596024