th,
td,
button,
input,
select,
textarea,
div,
span,
ul,
li {
	font-size: 0.18rem;
	font-family: "SiYuan";
}

* {
	margin: 0;
	padding: 0;
}

a {
	text-decoration: none;
}

li {
	list-style: none;
}

img {
	display: block;
}

::-webkit-scrollbar {
	display: none;
	width: 0 !important;
}
@media screen and (min-width: 991px) {
	.box {
		width: 100vw;
		padding-top: 0.8rem;
	}
	
	.content {
		height: 11.4rem;
		background-image: url('../img/introduction-bg.jpg');
		background-repeat: no-repeat;
		background-size: 100% 8.3rem;
		background-position: bottom left;
		box-sizing: border-box;
		padding: 0 2.4rem;
	}
	
	.content-box {
		position: relative;
	}
	
	.content .content-pic {
		position: absolute;
		top: 0;
		right: 0;
		width: 6.4rem;
		height: 6.2rem;
	}
	.content-top{
		width: 7rem;
	}
	.content-top h3{
		width: 7rem;
		line-height: 1.6rem;
		font-size: 0.36rem;
		font-weight: bold;
		color: #000000;
		text-align: center;
	}
	.content-top .first-detail{
		width: 7rem;
		font-size: 0.18rem;
		color: #333333;
		line-height: 0.4rem;
	}
	.content-top p{
		text-indent:2em;
		margin-bottom: 0.3rem;
		line-height: 1.5;
	}
}

@media (max-width:991px) {
	.box {
		width: 100vw;
		padding-top: 0.8rem;
	}
	
	.content {
		background-image: url('../img/introduction-bg1.png');
		background-repeat: no-repeat;
		background-size: 100% 190px;
		background-position: bottom left;
		box-sizing: border-box;
		padding: 0 15px 155px;
	}
	
	.content-box {
		position: relative;
	}
	
	.content .content-pic {
		width: 100%;
	}
	.content-top h3{
		line-height: 50px;
		font-size: 18px;
		font-weight: bold;
		color: #000000;
		margin-bottom: 20px;
		font-family: PingFang SC-Bold, PingFang SC;
	}
	.content-top .first-detail{
		font-size: 13px;
		color: #333333;
		line-height: 22px;
		
	}
	.content-top p{
		text-indent:2em;
		margin-bottom: 20px;
	}
}