*{
	margin: 0;
	padding: 0;
}
body{
	overflow: hidden;
	font-family: 黑体;
	color: white;
}
::-webkit-scrollbar{
	display: none;
}
.qujing{
	position: absolute;
	top: 0;
	left: 0;
	z-index: 0;
	width: 100%;
	height: 100%;
	overflow: hidden;
}
.cover{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0,0,0,0.25);
}
a{
	color: yellow;
	font-family: 黑体;
	text-decoration: none;
}
.logo{
	position: absolute;
	top: 13px;
	left: 13px;
	z-index: 2;
	height: 40px;
	width: auto;
}
.logo img{
	width: auto;
	height: 100%;
}
@media only screen and (min-width: 250px){
	.title{
		text-align: center;
		font-size: 48px;
		letter-spacing: 2px;
		text-shadow: black 2px 3px 4px;
	}
	.title1{
		text-align: center;
		font-size: 27px;
		letter-spacing: 1px;
		margin-top: 25px;
		text-shadow: black 2px 3px 4px;
	}
	.title2{
		font-size: 18px;
		text-align: center;
		margin-top: 25px;
		text-shadow: black 1px 2px 3px;
	}
	.con{
		width: 100%;
	}
	a{
		font-size: 21px;
	}
}
@media only screen and (min-width: 750px){
	.title{
		text-align: center;
		font-size: 88px;
		letter-spacing: 2px;
		text-shadow: black 2px 3px 4px;
	}
	.title1{
		text-align: center;
		font-size: 58px;
		letter-spacing: 2px;
		margin-top: 45px;
		text-shadow: black 2px 3px 4px;
	}
	.title2{
		font-size: 24px;
		text-align: center;
		margin-top: 45px;
		text-shadow: black 1px 2px 3px;
	}
	a{
		font-size: 32px;
	}
}
.con{
	position: absolute;
	top: 48%;
	left: 50%;
	z-index: 3;
	transform: translateX(-50%) translateY(-50%);
}