.nav-bg p{margin:0;}
.nav-bg h1,h2{font-weight:normal;margin:0;}
/*.nav-bg ul{margin:0;padding:0;}*/
.nav-bg li{list-style:none;}
.nav-bg{width:100%;height:50px;background-color:dodgerblue;color:#fff;clear:both;display:block;}
.nav{max-width:1105px;margin: auto;}
.nav .line{width:1px;height:20px;float:left;position:relative;top:15px;left:0px;background-color:#F8F8F8;opacity:0.75;}
.nav li{float:left;width:220px;text-align:center;line-height:50px;cursor:pointer;position:relative;z-index:990;}
.nav li h1{font-size:15px;font-weight:bold;line-height:50px;}
.nav li:hover .nav-box{display:block;}
.nav-box{position:absolute;top:50;left:0;width:100%;display:none;transition:all 0.4s;background-color:rgba(30,144,225,0.9);height:50px;}
.nav-a{width:110px;float:left;}
.nav-a:hover{background-color:royalblue;}
.nav-a:hover li{height:188px;}
.nav-a h2{font-size:16px;}
.nav-a li{width:110px;height:0px;overflow:hidden;transition:all 0.4s;background-color:rgba(40,40,40,0.85);}
.nav-a li p{text-align:center;line-height:30px;}
.nav-a li p:hover{background-color:rgba(40,40,40,1);}
.nav-a li p a{color:#ccc;font-size:12px;display:inline-block;width:100%;height:100%;text-decoration:none;}
.nav-a li p a:hover{color:#fff;}


.yd-nav{max-width:1100px;margin: auto;position:relative;display:none;}
.yd-nav li{float:left;width:33.33%;line-height:50px;text-align:center;}
.yd-nav li:hover{background-color:royalblue;}
.yd-nav li:hover .yd-content{height:186px;}
.yd-content{width:100%;height:0px;overflow:hidden;transition:all 0.4s;position:absolute;left:0;top:50px;z-index:999;background-color:rgba(40,40,40,0.85);}
.yd-content li{width:33.33%;line-height:30px;text-align:center;}
.yd-content li p:hover{background-color:rgba(40,40,40,1);}
.yd-content li p a{color:#ccc;font-size:12px;display:inline-block;width:100%;height:100%;text-decoration-line:none;}
.yd-content li p a:hover{color:#fff;}
.yd-title{background-color:royalblue;}
@media (max-width:1130px){
    .nav{display:none;}
	.yd-nav{display:block !important;}
}
@media (max-width:600px){
	.logo img{height:50px;}
}