.content{width: 1000px;background-color: #552811;margin: 0 100px;}
.content h4{line-height: 30px;font-size: 14px;letter-spacing: 5px;}
.content p{color: white;line-height: 25px;}
.img4,.img5,.img6{width: 300px;}
.img1{background: url(ch6.jpg) no-repeat;width:760px;height: 100px; margin: 0 auto;}
.img2{background: url(ch.jpg) no-repeat;width: 400px;height: 205px;}
.img3{background: url(caihe5.jpg) no-repeat;width: 270px;height:324px;}
.img4{background: url(ch7.jpg) no-repeat;height: 241px;}
.img5{background: url(ch1.jpg) no-repeat;height: 344px;}
.img6{background: url(ch2.jpg) no-repeat;height: 292px;}
.bg1{background-color: #FDC46A;height: 30px;text-align: center;}
.bg2{background-color: #FDC46A;height: 5px;}
.left{float: left;}
.pl30{padding-left: 30px;}
.w400{width: 400px;}
.w500{width: 500px;}
.w600{width: 600px;}
.mt30{margin-top: 30px;}
.mt50{margin-top: 50px;}
.ml30{margin-left: 30px;}
.ml100{margin-left: 100px;}
.mt60{margin-top: 60px;}