*{
	margin:0;
	padding:0;
	box-sizing:border-box;
}
body{
	margin:0;
	padding:0;
	font-size: 16px;
	line-height:180%;
	display:block;
	background:#fff;
	font-family:"Microsoft YaHei";
	-webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4,h5,h6,p,strong,em{
	padding:0;
	margin:0;
	font-style:normal;
	font-weight:normal;
}
a:link,a:visited{
	color:#333;
	text-decoration:none;
	float:none;
}
a:hover{
	color:#1b81d7;
}
ul,li{
	padding:0;
	margin:0;
	list-style:none;
}
img{
	border:none;
}
.clear{
	clear:both;
}

nav{
	width: 100%;
	height: 50px;
	line-height: 50px;
	background-color: #1b81d7;
}
.navmenubox{
	width: 100%;
	height: 40px;
	line-height: 40px;
}
.navmenubox ul li{
	display: block;
	height: 50px;
	font-size: 24px;
	letter-spacing: 2px;
	width: 25%;
	text-align: center;
	color: #ffffff;
	float: left;
}
.navmenubox li:hover{
	background-color: #0265b9;
}
.navmenubox li:active{
	background-color: #0265b9;
}
.homechildbox{
	width: 1200px;
	height: 130px;
	position: absolute;
	float: left;
	z-index: 9999;
	visibility: hidden;
	background: rgba(255,255,255,0.86);
	clear: both;
}
.homechildbox .deom{
	width: 0;
    height: 0;
    margin-left: 112px;
    border-style: solid;
    border-width: 10px 10px 0 10px;
    border-color: #0265b9 transparent transparent transparent;
}
.homechildbox ul li{
	display: block;
	height: 36px;
	margin: 0 16px;
	float: left;
}

@media screen and (max-width:1920px){
	.containbox{
		width: 1000px;
	}
	.containbox{
		margin: 0 auto;
	}
	nav{
	    height: 40px;
	    line-height: 40px;
    }
    .navmenubox ul li{
	    height: 40px;
	    line-height: 40px;
	    font-size: 20px;
	}
	.homechildbox{
		width: 1000px;
		height: 84px;
	}
	
	@media screen and (max-width:900px) {
	.containbox{
		width: 100%;
	}
	.containbox{
		margin: 0 auto;
		 .homechildbox{
    	width: 100%;
    }
    .homechildbox .deom{
    	margin-left: 44px;
    }
    .homechildbox ul li{
    	margin: 0 12px;
    }
	}
}
	.containbox {position: relative;}


	.homechildbox{top: 40px;}