@charset "utf-8";
/* CSS Document */
body{
			margin: 0;
			padding: 0;
		}
		.a{
	height: 4100px;
	width: 100%;
	
			background-color:#F3F3F2;
			position: relative;
		}
		.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;
}
.d{
	width: 1100px;
	height: 4000px;
	sdzfbackground: #40CDB2;
	position: absolute;
	left: 400px;
	top: 0;
}

.zhedang{
	height: 30px;
	width: 200px;
	position: absolute;
	top: 320px;
	left: 0;
	background: #000000;
	z-index: 22;
	color: #FFF9F9
}

.more{
	text-decoration: none;
	
}

.d1{
	width:250px;
	height: 70px;
	
	font-size: 50px;
	background: #000000;
	color: #FFFFFF;
	text-align: center;
	margin-left: auto;
	margin-right: auto;
	
	
	
}

.d2{
	width: 1100px;
	height: 1700px;
	sdgbackground:#80BB5F;
	margin-top: 50px;
	text-align: center;
	margin-left: auto;
	margin-right: auto;
	position:relative;
	

}


.bigbox{
	width: 1100px;
	height: 115px;
	
	display: flex;
	justify-content: center;
	
}




.right{
	height: 115px;
	width: 400px;
	background: n;
	text-align: left;
	
	
}
.left{
	height: 115px;
	width: 400px;
	background: b;
	text-align: right;
	
}
.center{
	height: 130px;
	width:100px;
	position: relative;
	background: ow;
	
}

.center::after{
	content: '';
	position: absolute;
	left: 49px;
	background:green;
	width: 2px;
	height: 130px;
}

.zi{
	color: green;
	margin: 0px;
}

.smallbox1{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox1::before{
	content: '1960 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox2{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox2::after{
	content: '1960 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox3{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox3::before{
	content: '1960 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox4{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox4::after{
	content: '1865 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox5{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox5::before{
	content: '1867 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox6{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox6::after{
	content: '1870 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox7{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox7::before{
	content: '1870 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox8{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox8::after{
	content: '1870 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox9{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox9::before{
	content: '1876 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox10{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox10::after{
	content: '1884 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox11{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox11::before{
	content: '1885 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox12{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox12::after{
	content: '1889 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox13{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox13::before{
	content: '1889 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox14{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox14::after{
	content: '1891 秋';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox15{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox15::before{
	content: '1891 秋';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox16{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox16::after{
	content: '1895 冬';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox17{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox17::before{
	content: '1896 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox18{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox18::after{
	content: '1896 冬';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox19{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox19::before{
	content: '1904 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox20{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox20::after{
	content: '1904 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox21{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox21::before{
	content: '1909 夏';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox22{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox22::after{
	content: '1914 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox23{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox23::before{
	content: '1918 冬';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox24{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox24::after{
	content: '1919 秋';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}.smallbox25{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox25::before{
	content: '1924 秋';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox26{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox26::after{
	content: '1924 秋';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}.smallbox27{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox27::before{
	content: '1926 秋';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox28{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox28::after{
	content: '1927 冬';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}.smallbox29{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox29::before{
	content: '1929 秋';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox30{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox30::after{
	content: '1930 冬';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox31{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox31::before{
	content: '1932 秋';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}

.smallbox32{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox32::after{
	content: '1933 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;left: 50px;
	border-radius: 50px;
		
}
.smallbox33{
	height: 8px;
	width: 8px;
	border-radius: 50%;
	background: green;
	position: absolute;
	left: 46px;
}

.smallbox33::before{
	content: '1935 春';
	height: 25px;
	width: 100px;
	background:green;
	color: white;
	position: absolute;right: 50px;
	border-radius: 50px;
		
}