body{
	background-color: #f1f2f7;
	 
}
*{
	padding: 0;
	margin: 0;
}
.bos{
	width: 1200px;
	margin: 20px auto;
	background-color: #FFFFFF; 
	min-height: calc(100vh - 260px);
}
.box{
	display: flex;
	align-items: center;
	flex-direction: column;
	justify-content: center;
	padding: 30px 20px;
	border-bottom: 1px solid #eeeeee;
}
.box_top{
	font-size: 18px;
	font-weight: 550;
	text-align: center;
}
.box_top1{
	font-size: 15px;
	color: #9d9d9d;
	margin-top: 15px;
}
.box1{
	padding: 30px 20px;
}
@media screen and (max-width:750px){
	.bos{
		width: 7.1rem;
		margin: 0.2rem auto;
		background-color: #FFFFFF; 
	}
	.box_top{
		font-size: 0.32rem;
	}
	.box{
		padding: 0.3rem 0.2rem;
	}
	.box1{
		padding: 0.3rem 0.2rem;
		font-size: 0.27rem;
	}
}