.content_k{ max-width:1920px; min-width: 1200px; margin: 0 auto;}
.jianhu1{ margin:0 auto; height: 1578px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/jianhu/images/jianhu1.jpg) no-repeat center top; } 
.jianhu2{ margin:0 auto; height: 1273px; max-width:1920px; min-width: 1200px;background: url(/static/cms/drrkaa/dasai/jianhu/images/jianhu2.jpg) no-repeat center top; } 
.jianhu3{ margin:0 auto; height: 1431px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/jianhu/images/jianhu3.jpg) no-repeat center top; } 
.jianhu4{ margin:0 auto; height: 2508px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/jianhu/images/jianhu4.jpg) no-repeat center top; } 
.jianhu5{ margin:0 auto; height: 2750px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/jianhu/images/jianhu5.jpg) no-repeat center top; } 
.jianhu6{ margin:0 auto; height: 1384px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/jianhu/images/jianhu6.jpg) no-repeat center top; } 
.jianhu7{ margin:0 auto; height: 366px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/jianhu/images/jianhu7.jpg) no-repeat center top; } 
.jianhu8{ margin:0 auto; height: 927px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/jianhu/images/jianhu8.jpg) no-repeat center top; } 
.jianhu3{ position: relative; }
.jianhu3 a{ width: 260px; height: 66px; line-height: 66px; display: block; }
.jianhu3 a.baomingbiao{ position: absolute; bottom: 880px; left: calc(50% - 170px);}