ul,li,p{margin:0;padding:0;}
.szdw{width:940px;border-bottom:1px solid #177ec1;border-left:1px solid #177ec1;border-right:1px solid #177ec1;overflow:hidden;}
.szdw ul{overflow:hidden;}
.szdw ul li{float:left;width:33%;list-style: none;border-bottom:1px dotted #bbb;margin-top:30px;}
.szdw div{width:200px;text-align:center;overflow:hidden;margin:0 auto;}
.szdw div a{display:block;}
.szdw div b{font-weight:normal;line-height:30px;margin-top:20px;display:block;}
.szdw div p{line-height:30px;height:30px;margin-bottom:20px;}