@charset "utf-8";
/* CSS Document */
body{
			margin: 0;
			padding: 0;
		}
		.a{
	height: 2600px;
	width: 100%;
	
			background-color:#F3F3F2;
			position: relative;
		}

.music{
	text-decoration-line: none;
}
		.b{
			height: 760px;
		width: 350px;
			background-image: url("未标题-1.png");
			
			position:sticky;
			
			top: 0;
			
			
		}
		.c{height: 300px;
		width: 100%;
		background:#000000;
		position:relative;}
		
		
		.b2 ul{
			width: 190px;
			height: 360px;
			list-style-type: none;
			margin: 0;
			padding: 0;
			
			
		}
.b2 ul li{
	width: 190px;
height: 30px;
	list-style-type: none;
	
			margin-top:20px;
	margin-bottom: 20px;
	margin-left: 25px;
	cursor: pointer;
	position: relative;
	color:#000000;
	
	
	transition: 0.5s;
	z-index: 2;
	
	transition: color 0.5s;
}
		
		.b1{
			height:250px;
			width: 350px;
			background-image: url("未标题-2.png");
		}
		.c1{
			height: 300px;
			width: 350px;
			background-image: url("未标题-4.png") ;
			position: absolute;
			left: 130px;
		}
		.c2{
			height: 176px;
		width: 910px;
			background-image: url("mQPBsM(2).png");
			position: absolute;
			bottom: 252px;
			right: 0;
		}
.b2{
	width: 190px;
	height: 360px;
	
	
}

.b2 ul li::after{
	content:'';
	background:#000000;
    width: 300px;
	height: 100%;
	position: absolute;
	left:-100%;
	top: 50%;
	transform: translate(-60%,-50%);
	z-index: -1;
	opacity: 0;
	transition: left 0.5s,opacity 0.5s;
}
.b2 ul li:hover{
	color:#FBFAFA ;
}
.b2 ul li:hover::after{
	
	left: 30%;opacity: 1;
}

.zhedang{
	height: 30px;
	width: 200px;
	position: absolute;
	top: 420px;
	left: 0;
	background: #000000;
	z-index: 22;
	color: #FFFFFF;
}

.d{
	width: 1100px;
	height: 2500px;
	background: ;
	position: absolute;
	left: 400px;
	top: 0;
}

.d1{
	height: 70px;
	width: 450px;
	background: #000000;
	text-align: center;
	margin-left: auto;
	margin-right: auto;
	font-size: 50px;
	margin-bottom: 50px;
	color: #FFFFFF;
	margin-top: 50px;
}

.bigbox1{
	height: 400px;
	width: 1100px;
	hjgbackground:
		#3C90AD;
}

.left1{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px 0 40px;
}

.pic1{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.left2{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px ;
}

.pic2{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.left3{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px;
	
}

.pic3{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.bigbox2{
	height: 400px;
	width: 1100px;
	sgdbackground:
		#3C90AD;
	margin-top: 30px;
}

.left4{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px 0 40px;
}

.pic4{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.left5{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px ;
}

.pic5{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.left6{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px;
	
}

.pic6{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.bigbox3{
	height: 400px;
	width: 1100px;
	sdhgbackground:
		#3C90AD;
	margin-top: 30px;
}

.left7{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px 0 40px;
}

.pic7{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.left8{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px ;
}

.pic8{
	max-width: 300px;
	
}

.left9{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px;
	
}

.pic9{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.bigbox4{
	height: 400px;
	width: 1100px;
	aerhtrbackground:#3C90AD;
	margin-top: 30px;
}

.left10{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px 0 40px;
}

.pic10{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.left11{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px ;
}

.pic11{
	max-width:300px;
	display: block;
	margin-bottom: 0;
}

.left12
{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px;
	
}

.pic12{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}
.bigbox5{
	height: 400px;
	width: 1100px;
	sdgbackground:#3C90AD;
	margin-top: 30px;
}

.left13{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px 0 40px;
}

.pic13{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}

.left14{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px ;
}

.pic14{
	max-width:300px;
	display: block;
	margin-bottom: 0;
}

.left15
{
	height: 400px;
	width: 300px;
	background:#DED9D9; 
	float: left;
	margin: 0 30px;
	
}

.pic15{
	max-width: 300px;
	display: block;
	margin-bottom: 0;
}