* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: MiSans;
}

li {
	list-style: none;
}

a {
	text-decoration: none;
	list-style: none;
}

div {
	display: block;
}

img {
	display: block;
	user-select: none;
	-webkit-user-drag: none;
}

.main {
	min-height: 100vh;
	height: 100%;
	background: rgb(12, 14, 21);
}

.app-main {
	min-width: 100%;
}

.container {
	font-family: MiSans;
}

.banner {
	width: 100%;
	position: relative;
}

.banner img {
	width: 100%;
}

.banner .title {
	color: #f5f6f8;
	font-weight: 600;
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
}

.content {
	position: relative;
}

.content .content-bg {
	position: absolute;
	top: 0;
	left: 50%;
	width: 1200px;
	height: 100%;
	transform: translate(-50%);
}

.content:after {
	position: absolute;
	top: 0;
	left: 50%;
	content: "";
	width: 2px;
	height: 100%;
	background: #24C373;
	z-index: 1;
}

@media screen and (min-width: 640px) {
	.banner .title {
		font-size: 54px;
	}

	.content .content-bg {
		top: 0;
		left: 0;
		width: 100%;
		height: 868px;
		background-size: 100% 100%;
		background: url(../img/history-bg-34c19a72.png) no-repeat;
		transform: translate(0);
	}

	.list {
		margin: 70px 0;
	}

	.list .list-item {
		width: 50%;
		box-sizing: border-box;
		position: relative;
	}

	.list .list-item.right {
		left: 50%;
		padding-left: 70px;
	}

	.list .list-item.left {
		padding-right: 70px;
	}

	.list .list-item .year {
		background: #24C373;
		font-size: 24px;
		color: #fff;
		font-weight: 600;
		line-height: 40px;
		min-width: 100px;
		width: fit-content;
		padding: 0 12px;
		text-align: center;
	}

	.list .list-item .white-box {
		margin-top: 16px;
		max-width: 503px;
		background: #25272e;
		box-shadow: 0 10px 40px #000d3714;
		border-radius: 4px;
		padding: 20px;
		box-sizing: border-box;
	}

	.list .list-item.right:after {
		left: -15px;
	}

	.list .list-item:after {
		position: absolute;
		display: block;
		content: "";
		width: 30px;
		height: 30px;
		background: url(../img/dian.png) no-repeat;
		background-size: 100% 100%;
		border-radius: 50%;
		top: 0;
		z-index: 2;
	}

	.list .list-item .white-box .label {
		font-size: 20px;
		font-weight: 700;
		color: #24c373;
		display: flex;
		align-items: center;
	}

	.list .list-item .white-box .label:before {
		display: block;
		content: "";
		width: 4px;
		height: 22px;
		/*background: #24C373;*/
		margin-right: 16px;
	}

	.list .list-item .white-box .desc {
		font-size: 16px;
		color: #fff;
		font-weight: 400;
		line-height: 26px;
		margin-top: 16px;
	}


	.list .list-item.left .year,
	.list .list-item.left .white-box {
		margin-left: auto;
	}

	.list .list-item.left:after {
		right: -15px;
	}
}


@media screen and (min-width: 640px) and (max-width: 1660px) {
	.app-main {
		min-height: calc(100vh - 208px);
	}
}

@media screen and (max-width: 640px) {
	.app-main {
		min-height: calc(100vh - 3.54rem);
	}

	.container {
		min-height: calc(100vh - 3.54rem);
		background: #0C0E15;
	}

	.banner img {
		height: 2.56rem;
	}

	.banner .title {
		font-size: .51rem;
	}

	.content {
		padding: 0 0.5rem;
		margin-bottom: 0.3rem;
	}

	.content .content-bg {
		position: absolute;
		top: 0;
		left: 50%;
		width: 100%;
		height: 5.6rem;
		background: url(../img/history-bg-34c19a72.png) no-repeat;
		background-size: 100% 100%;
		transform: translate(-50%);
	}

	.list {
		padding-left: 0.5rem;
		margin-top: 0.5rem;
	}

	.list .list-item {
		box-sizing: border-box;
		position: relative;
		margin-bottom: 0.3rem;
	}

	.list .list-item .year {
		background: #24C373;
		font-size: .3rem;
		color: #fff;
		font-weight: 600;
		line-height: .5rem;
		min-width: 1.2rem;
		width: fit-content;
		padding: 0 0.1rem;
		text-align: center;
	}

	.list .list-item .white-box {
		margin-top: 0.2rem;
		width: 100%;
		background: #25272e;
		box-shadow: 0 20px 80px #000d3714;
		border-radius: 0.05rem;
		padding: 0.3rem;
		box-sizing: border-box;
	}

	.content:after {
		width: 0.03rem;
		left: 0.5rem;
	}

	.list .list-item:after {
		position: absolute;
		display: block;
		content: "";
		width: 0.38rem;
		height: 0.38rem;
		background: url(../img/dian.png) no-repeat;
		background-size: 100% 100%;
		border-radius: 50%;
		top: 0;
		left: -0.67rem;
		z-index: 2;
	}

	.list .list-item .white-box .label {
		font-size: .3rem;
		font-weight: 700;
		color: #24c373;
		display: flex;
	}

	.list .list-item .white-box .label:before {
		display: block;
		content: "";
		width: 0.05rem;
		height: 0.28rem;
		background: #24C373;
		margin-right: 0.15rem;
		margin-top: 0.06rem;
	}

	.list .list-item .white-box .desc {
		font-size: .25rem;
		color: #fff;
		font-weight: 400;
		line-height: .38rem;
		margin-top: 0.2rem;
	}
}