css

.clearfix{zoom:1;}
.clearfix:after{content:'';clear:both;overflow:hidden;height:0;display:block;}

 

a:hover{color:green;}
ul{list-style: none;}

 

.head{height:28px;line-height:28px;background:#EEE;color:green;padding:0 8px;border:1px solid #FFF;border-bottom:1px solid #CCC;}