.tycolumn{ margin:0 100px; position:relative}
.tycolumn h2{ font-size:22px; font-weight:bold}



.area-f1 .tycolumn{ padding:15px 0 80px 0}
.area-f1 h2{ color:#fff; padding:20px 0}
.case-show{}
.case-show ul{ *zoom:1; margin:0 0 0 -38px}
.case-show li{  width:307px; height:230px; float:left; text-align:center; margin:0 0 25px 38px}
.case-show li img{ display:block; margin:10px auto 0}
.case-show li strong{ display:block; font-size:16px;padding:10px 0 5px 0}
.case-show li p{ font-size:16px; }