.nav-container {
                width: 100%;
                height: 40px;
                position: absolute;
            }
a.a2:link,a.a2:visited{color:#8f8cad; font-size:16px;} 
a.a2:hover,a.a2:active{color: #0066CC;}
            
            .banner123 {
                float: left;
                text-align: center;
                height: 25px;
                line-height: 25px;
				z-index:9999999;
				
            }
			
.media-body img{ border:1px #ededed solid; width:185px; height:70px; margin-bottom:15px; margin-right:12px; float:left;}    
            .banner123:hover {
                cursor: pointer;
            }
            
            .banner123 ul {
			margin-left:10px;
			margin-right:10px;
			
			font-size:14px;
                list-style: none;
                /*display: none;*/
                background-color: #F2F2F2;
                overflow: hidden;
                /*模拟height:auto时候的情况*/                
                max-height: 0px;
                transition: max-height 0.3s;
                /*多浏览器支持*/
                -moz-transition: height 1s;
                -webkit-transition: height 1s;
                -o-transition: height 1s;
				z-index:9999999;
            }
            
            .banner123:hover ul {
                /*display: block;*/
                width: 100%;
                max-height: 360px;
            }
            
            .banner123 ul p {
                overflow: hidden;
				z-index:9999999;
				height: 35px;
                line-height: 35px;
            }
			.banner123 ul a {
			color:#666666;
			font-size:12px;
            }
			.banner123 ul a:hover {
			color:#ffffff;
            }
            
            .banner123 ul p:hover {
                background-color: #1B69C0;
            }