body{
				background-image: url(bts.jpg);
			}
			.title1{
				border: 0 solid; width: 1200px; height:60px ; background-image:url(gs.gif) ;
				background-size: 1200px 60px;
			}
			.title1:hover{
					background-image: url(gsjj.gif);
			}
			.title2{
				border: 0 solid; width: 1200px; height:60px ; background-image:url(cp.gif);
				background-size: 1200px 60px;
			}
			.title2:hover{
					background-image: url(cpzs.gif);
			}
			.title3{
				border: 0 solid; width: 1200px; height:60px ; background-image:url(lx.gif) ;
				background-size: 1200px 60px;
			}
			.title3:hover{
					background-image: url(lxfs.gif);
			}
			.cpzs{width: 1200px;}
			.a1{
				border: 0 solid ; width: 1200px;  background-color: #e2fce8;
			}
			.a1_1{
				font-size: 14px; text-indent: 2em; padding: 10px 20px; color: #535353;
			}
			.b1{
				border: 0 solid;
				width: 1200px;
				background-color: #0b8488;
				margin:0 auto;
				height: 330px;
			}
			.b2{
				border:dashed 1px #027669;
				width: 1130px;
				height: 245px;
				background-color: #e2fce8;
				margin-bottom: 20px;
				border-radius: 10px;
				padding: 20px 10px;
				margin: 0 auto;
			}
			.b2:hover{
				border:solid 1px red; 
				width: 1130px; 
				height: 245px;
				margin-bottom: 20px; 
				border-radius: 10px; 
				padding: 20px 10px;
			}
			.b2_1{
				float: left;
				border: 1px solid #b4a580;
				width: 305px;
				height: 215px;
			}
			.b2_2{
				border: 0px solid ; width: 590px; float: left;
			}
			.b2_2a{
				padding: 3px 20px; text-align: left; font-size: 14px; color: #535353;
			}
			.b2_2b{
				  font-size: 25px; text-decoration: none; color: #027669;
			}
			.b2_2c{
				color: black;
			}
			.b2_3{
				border: 0 solid ; width: 150px; float: left;
			}
			.b2_3a{
				padding-left: 45px; display: block; height: 50px; line-height: 50px; text-decoration: none;
			    background: url(http://www.yaolutong.com/company/hkhdyy/b.png) no-repeat 15px center #c4b693;
			    border-radius: 4px; color: #fff; font-size: 18px; margin-top: 5px; 
			}
			.b2_3b{
				padding-left: 45px; display: block; height: 50px; line-height: 50px; text-decoration: none;
			    background: url(http://www.yaolutong.com/company/hkhdyy/a.png) no-repeat 15px center #027669;
			    border-radius: 4px; color: #fff; font-size: 18px; margin-top: 5px; 
			}
			.c1{
				width: 1200px; margin: 0 45px; margin: auto; background-color: #e2fce8; 
			}
			.c2_1{
				font-size: 16px; color: darkolivegreen; width: 575px; text-align: left;  padding: 5px 20px;
			}
			.d1{
				text-decoration: none; color: black;
			}
			.d1:hover{
				text-decoration: underline; color: #689a33;
			}
			.yf-footer-box{
				margin: auto; text-align: center; 
			}