*{
	margin: 0;
	padding: 0;
}
img{
	width: 100%;
}
.sj_top{
	display: none;
}
@media only screen and (max-width: 790px) {
	.main{
		width: 100%;
		overflow-x: hidden;
		overflow-y: auto;
		display: flex;
		justify-content: center;
		align-items: center;
	}
	img{
		width: 167%;
	}
	.sj_top,.sj_top a{
	    display: block;
	    width: 100%;
	    height: 50px;
	    line-height: 50px;
	    background: #FFFFFF;
	    border-bottom: 1px solid #EEEEEE;
	    text-align: center;
	    font-size: 18px;
	    color: #333333;
	    text-decoration: none;
	    position: relative;
	}
	.sj_top img{
		width: 20px;
		float: left;
		margin-top: 16px;
	}
}