.content_k{ max-width:1920px; min-width: 1200px; margin: 0 auto;}
.bn1{ margin:0 auto; height: 2294px;max-width:1920px; min-width: 1200px; background: url(http://cdn.narkii.com/club/source/plugin/sosv_vote/template/Tpl/bn/images/bn1.jpg) no-repeat center top; } 
.bn2{ margin:0 auto; height: 1987px; max-width:1920px; min-width: 1200px;background: url(http://cdn.narkii.com/club/source/plugin/sosv_vote/template/Tpl/bn/images/bn2.jpg) no-repeat center top; } 
.bn3{ margin:0 auto; height: 3064px;max-width:1920px; min-width: 1200px; background: url(http://cdn.narkii.com/club/source/plugin/sosv_vote/template/Tpl/bn/images/bn3.jpg) no-repeat center top; } 
.bn4{ margin:0 auto; height: 3138px;max-width:1920px; min-width: 1200px; background: url(http://cdn.narkii.com/club/source/plugin/sosv_vote/template/Tpl/bn/images/bn4.jpg) no-repeat center top; } 
.bn5{ margin:0 auto; height: 3272px;max-width:1920px; min-width: 1200px; background: url(http://cdn.narkii.com/club/source/plugin/sosv_vote/template/Tpl/bn/images/bn5.jpg) no-repeat center top; } 
.bn6{ margin:0 auto; height: 3720px;max-width:1920px; min-width: 1200px; background: url(http://cdn.narkii.com/club/source/plugin/sosv_vote/template/Tpl/bn/images/bn6.jpg) no-repeat center top; }