@media(min-width:1000px){
       .fenxi img{display:none}
	.fenxi h3{margin：0 auto; font-size:36px !important}
       #disclaimer{width:70%  !important; text-align:center}
	.header{height:100%}
	body{overflow:auto !important; }
	.fenxi{position: inherit !important;}
	.header canvas{position: fixed; height:100vh}
	   canvas {
        position: fixed  !important;
        height: 100vh  !important;
        top: 0;
        bottom: 0;
    }
}
body {margin:0 auto;}  
#message img{max-width:500px}
#message {text-align:center}
/*=============第一页=============*/	
.header{
	margin:0 auto;
	width:100%;
	height:0px;
	
	position:relative;
	}
canvas {
	width:100%;height:auto/*默认全屏显示 可自己设置高度640px*/;
	display:inline-block;
	z-index:-1;
	}
    canvas {
        position: fixed !important;
        height: 100vh !important;
        top: 0;
        bottom: 0;
    }
.header .canvaszz{  /*用来解决视频右键菜单，用于视频上面的遮罩层*/
	width:100%;
	display:none;
	height:100vh;
	position:absolute;
	z-index:10;
		filter:alpha(opacity=40);  
      	-moz-opacity:0.4;  
      	-khtml-opacity: 0.4;  
      	opacity: 0.4;
	}
.fenxi h3{font-size: 6vw; color: #0088ff; text-align: center;}
.fenxi h4{font-size: 2vw; color: #fff; text-align: center;}

.message2{position: fixed; top: 0; bottom: 0; left: 0; right: 0; z-index: 10000; line-height: 100vh}
#message img{width: 100%}
#modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    background: #fff;
    border: 3px solid #0150c7;
    border-radius: 20px;
    padding: 20px;
    width: 90%;
    max-width: 400px;
    z-index: 11000;
    text-align: center;
    box-shadow: 0 0 15px #0000004d;
    box-sizing: border-box;
}
#modal-title {
    font-weight: 700;
    font-size: 24px;
    margin-bottom: 15px;
}
#modal-content {
    font-size: 16px;
    margin-bottom: 20px;
}
#button2 {
    margin-top: 8px;
    background: none;
    border: none; height: 40px;
    cursor: pointer;
    background-color: #06c755;
    color: #fff;
    line-height: normal;
    font-size: 16px;
    border-radius: 10px;
}
#overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #00000080;
    z-index: 10500;
}
#input-box {
	margin: 0 auto; display: block;
	margin-bottom:30px;
    margin-top: 20px;
    padding: 10px;
    width: 100%;
    max-width: 300px;
    font-size: 16px;
    border: 2px solid transparent;
    border-radius: 20px;
    box-sizing: border-box;
    outline: none;
    animation: glowingEffect 3s infinite alternate;
    transition: box-shadow .3s ease-in-out; 
}
#disclaimer {
    margin-top: 5px;
    font-size: 12px;
    color: #fff; width: 300px; margin: 0 auto;
}

.audio{ 
/*设置音乐显示位置*/
	width:45px;
	position:fixed;top:65px;left:94%;
	z-index:100;
	filter:alpha(opacity=30);  
      -moz-opacity:0.3;  
      -khtml-opacity: 0.3;  
      opacity: 0.3;
	}
.header .top_logo{
	background-image: url(img/top_logo.png);
	margin:0 auto;
	width:750px;
	height:200px;
	position:absolute;
	z-index:30;
	top:10px;
	left: 50%;
	margin-left: -390px; display: none
	}	

.header .nav{
	width:804px;
	height:auto;
	position:absolute;
	z-index:30;
	top:420px;
	left: 50%;
	margin-left: -400px; display: none
	}
.header .nav a.gv { 
	text-decoration:none; 
	background:url(img/nav_gv.png) repeat 0px 0px; 
	width: 130px; 
	height: 43px; 
	display: block; 
	text-align:center;		/*水平居中*/
	line-height:43px;  /*上下居中*/
	cursor:pointer;
	float:left;/*左浮动*/
	margin:8px 2px 8px 2px;
	font:18px/43px 'microsoft yahei'; color:#066197;
	}
.header .nav a.gv span {
	 display: none;
	 	
}
.header .nav a.gv:hover { 
	background: url(img/nav_gv.png) repeat 0px -43px; 
	color:#1d7eb8;
	-webkit-box-shadow: 0 0 6px #1d7eb8;
	transition-duration: 0.5s;
	}
	
.header	.topcn{
	width: 980px;
	top:200px;
	left: 50%;
	margin-left: -490px;
	position:absolute;
	z-index:20;

	}