body { font: 14px "Microsoft Yahei"; overflow-x: hidden;}
h1 { width: 900px; margin: 40px auto 100px; font: 48px "Microsoft Yahei"; text-align: center; font-weight: 500;color: skyblue}
.tab { width: 900px; margin: 0 auto; border: 1px solid #ddd;}
.tabNav { padding-bottom: 10px; overflow: hidden; zoom: 1; background-color: #f5f5f5;}
.tabNav li { float: left; margin: 10px 0 0 10px; display: inline;}
.tabNav a { float: left; padding: 5px 10px; color: #444; text-decoration: none;}
.tabNav .active a { color: #fff; background-color: #0cc;}

.tabPane { display: none; overflow: hidden; zoom: 1;}
.tabCnt .active { display: block;}
.tabCnt { padding: 10px 20px 20px;}
.tabPane li { float: left; margin: 10px 10px 0 0; padding: 5px 10px; background-color: #eee; cursor: pointer;}
.tabPane .active { color: #0cc;}