.main{ margin:0 auto; width:1000px;}
.area{width:1000px;float:left;}
.bg1{background:url(../images/mb_05.png) no-repeat;height:278px;}
	.bm_chat{margin:210px 0 0 400px;width:136px;float:left;display:inline;}
	.video{height:270px;width:324px;float:right;margin-right:55px;margin-top:5px;display:inline;}
	.lang{background:url(../images/11_06.jpg) no-repeat;height:200px;}
	.lang-txt{width:465px;height:120px;font-size:14px;font-weight:bold;line-height:30px;float:right;margin:38px 51px 0 0;color:#242424;display:inline;}
	.know-bg{background:url(../images/main-bg.jpg) no-repeat;height:358px;}
	.left{float:left;}
		.width492{width:510px;}
		ul.part1{float:left;margin:10px 0 0 10px;display:inline;}
		ul.part1 li,ul.part2 li{float:left;width:247px;height:161px;margin:10px 0 0 5px;overflow:hidden;}
		ul li span{float:left;width:100%;text-indent:2em;}
		h3{text-align:center;}
		.chat-site{float:left;margin:10px 0 0 15px;}
		.chat{height:30px;width:100px;float:left;margin-left:5px;}
	.right{float:right;}
		.part1-big img{width:460px;height:339px;margin:15px 15px 0 0;display:inline;}
		.part2-big{width:460px;height:339px;margin:15px 0 0 15px;}
		ul.part2{float:left;margin:10px 10px 0 0;display:inline;}
		.bm{height:228px;background:url(../images/11.jpg) no-repeat;}
	.bm-txt{width:700px;float:right;font-size:14px;font-weight:bold;line-height:30px;margin:20px 50px 0 0;color:#242424;}
	.bm-txt span{color:#e35024;font-size:16px;width:300px;float:left;}