.content{width: 1000px;}
.content p,.content h5{line-height: 24px; font-size: 12px;}
.content h4{color: white;line-height: 24px;}
.img4,.img5,.img6,.img7{width: 145px;height: 135px;}
.img1{background: url(top.jpg) no-repeat;height: 157px;}
.img2{background: url(hx01.jpg) no-repeat;width:300px; height: 176px;}
.img3{background: url(hx02.jpg) no-repeat;width:300px; height: 185px;}
.img4{background: url(hx03.jpg) no-repeat;}
.img5{background: url(hx03.jpg) no-repeat;}
.img6{background: url(hx03.jpg) no-repeat;}
.img7{background: url(hx03.jpg) no-repeat;}
.bg1{background: url(01.jpg);}
.bg2{width: 881px;text-align: center;background-color: #083025;}
.bg3{background: url(02.jpg);}
.bg4{background: url(05.jpg) no-repeat;height: 250px;}

.middle{margin: 0 auto;}
.center{text-align: center;}
.mt10{margin-top: 10px;}
.mt20{margin-top: 20px;}
.ml20{margin-left: 20px;}
.ml60{margin-left: 60px;}
.pb20{padding-bottom: 20px;}
.left{float: left;}
.w550{width: 550px;}
.p1{padding: 0 60px 0 59px;}