bdoy{color: #333333;font-family: '微软雅黑';}
.banner img{width: 100%}
.clear{clear: both}
.preface{padding: 20px 0 30px;text-align: left;width: 1200px;margin: auto}
.preface p:first-child{font-size: 15px;width: 1000px;margin: auto}
.preface p:nth-child(2){font-size: 22px;margin-top: 20px;text-align: center}
.item .item_title{width: 100%;height: 60px;background: #39598A;line-height: 60px;text-align: center;color: #FFFFff;
    font-size: 22px;}
.item .item_content{width: 1200px;margin: auto;font-size: 15px;text-align: center;padding-bottom: 65px;}
.item .item_content p{margin: 30px auto 65px;text-align: left;width: 1000px;}
.item .item_content .p_red{color: #D80E0E;text-align: center;margin:  20px 0 -10px;}
.item .img_box{position: relative}
.item .img_box .detail{position: absolute;left: 700px;top: 30px}
.item .img_box .detail .nav{margin-bottom: 20px;font-size: 18px;color: #FFFFff;overflow: hidden}
.item .img_box .detail .nav label{background: #FFFFff;text-align: center;padding: 3px 6px;
    margin-right: 15px;color: #2c3948;float: left;}
.item .img_box .detail .nav span{display: block;float: left}


.connect{border: 1px solid #D2D2D2;width: 1100px;margin:-70px auto 20px;padding:0 40px 40px;overflow: hidden;box-sizing: border-box}
.connect .title{color: #1a1818;font-size: 36px;text-align: center;padding: 40px;}
.connect .box{text-align: center;width: 25%;float: left}
.connect .box .img_box{height: 57px;}
.connect .box .img_box .phone{margin-top: 6px;}
.connect .box .img_box .qq{margin-top: 2px;}
.connect .box .number{font-weight: bold;font-size: 30px;color: #000000;margin: 20px 0;font-family: 'Impact'}
.connect .box .desc{font-size: 16px;color: #1a1818;}
.connect .box .weixin{margin: -20px 0 10px;}
.note{margin-bottom: 50px;text-align: center;font-size: 12px;color: #333333;}
.item1 img{width: 1000px;}
.item2 img{width: 900px;}
.item3 img{width: 1100px;}