.content_k{ max-width:1920px; min-width: 1200px; margin: 0 auto;}
.runwu1{ margin:0 auto; height: 1438px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/runwu/images/01.jpg) no-repeat center top; } 
.runwu2{ margin:0 auto; height: 1702px; max-width:1920px; min-width: 1200px;background: url(/static/cms/drrkaa/dasai/runwu/images/02.jpg) no-repeat center top; } 
.runwu3{ margin:0 auto; height: 1514px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/runwu/images/03.jpg) no-repeat center top; } 
.runwu4{ margin:0 auto; height: 1530px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/runwu/images/04.jpg) no-repeat center top; } 
.runwu5{ margin:0 auto; height: 778px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/runwu/images/05.png) no-repeat center top; } 
.runwu6{ margin:0 auto; height: 310px;max-width:1920px; min-width: 1200px; background: url(/static/cms/drrkaa/dasai/runwu/images/06.png) no-repeat center top; } 

.runwu3{ position: relative; }
.runwu3 a{ width: 260px; height: 66px; line-height: 66px; display: block; }
.runwu3 a.baomingbiao{ position: absolute; bottom: 5px; left: calc(50% - 130px);}