*{margin:0;padding:0;}
body{background:#fff;overflow-x:hidden; }
.content2{width:95%;/*height:161px;*/margin:0 auto;}
.content2 .contentLeft{width:49.5%;height:100%;float:left;}
.content2 .contentRight{width:49.5%;height:100%;float:right;}
.content3 {width:100%;}