.xctips{position:fixed; top:0; left:0; width:100%; height:44px; z-index:999999; background:#3498db; color:#FFF; line-height:44px; text-align:center; vertical-align:middle; font-size:16px; transition:background .2s linear;-webkit-transition:background .2s linear; font-family: "Microsoft YaHei", "微软细黑", "微软雅黑 Light" , "微软雅黑", "Arial", "SimSun", "宋体";}
.xctips.danger{background: #3498db;}
.xctips.success{background: #069020;}
.xctips.error{background: #ae2b1d;}
.xctips.loading{background: #ffa621;}
#xctipsbg {
    display:none;background-color:#000;filter:alpha(opacity=30);opacity: 0.3;position:absolute;left:0;top:0;width: 100%;height: 100%;z-index: 999998;
}