.wrap{width:100%;clear:both}.main{max-width:1200px;margin:0 auto}.static{position:static}.column{overflow:hidden;float:left}.gk-mass{clear:both;margin-bottom:12px}.main .inner{padding:12px}.main .inner.ctop{padding-top:0}.main .inner.cbottom{padding-bottom:0}.main .inner.cleft{padding-left:0}.main .inner.cright{padding-right:0}#gk-mainbody{float:left}#gk-current-content,#gk-main{float:right}#gk-right{float:right}#gk-footer{clear:both}.article_column{float:left;position:relative}.cols1 .article_column{width:100%}.cols2 .article_column{width:50%}.cols3 .article_column{width:33.33%}.cols4 .article_column{width:25%}.cols5 .article_column{width:20%}.gk-box{float:left;overflow:hidden}