.maindiv{margin:0 auto;width:1200px;}
#us_div{width:1198px; clear:both;border:1px solid #52aff4;overflow:hidden;}
.us_gg{float:left; width:180px;}
.us_content{float:left;width:880px;height:auto;min-height:300px !important; padding:20px 10px 20px 10px;line-height:26px;}
.us_content .title{float:left;width:880px; height:30px;line-height:30px;border-bottom:1px #EBEBEB dotted;font-size:14px; font-weight:bold;text-align:center; margin-bottom:20px;color:#F00;}
.gg120x600{margin:0 auto;width:120px;padding-top:50px;}
.us_content p{text-indent:20px;}