liuyuan87

/*一淘面试题*/
.clearfix{*zoom:1;}
.clearfix:before,.clearfix:after{ display: table; content: "\0020"; line-height: 0; }
	.clearfix:after { clear: both; }
ol{ padding-left:0; margin:0; list-style-type:none; width:170px;}
li{ float:left;margin-left: -5px; margin-top: -5px; text-align:center;}
li a{color:#008000; border:5px solid #0000f0;width:50px; height:50px; display:block;line-height:50px;text-decoration:none;position:relative; }
li a:hover{ border-color:#f00000;z-index: 1;}