@charset "utf-8";
.about_content{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	margin:auto;
	max-width:var(--max_width);
	margin-top:40px;
}
.about_content img{max-width:100%;height: auto;}

.wenhua_list{
	display:block;
	white-space: nowrap;
	grid-template-columns:calc(33.3% - (60px/3)) calc(33.3% - (60px/3)) calc(33.3% - (60px/3));
	column-gap:30px;
	row-gap:30px;
	width:auto;
	height:auto;
	max-width:var(--max_width);
	margin:auto;
	margin-top:40px;
	margin-bottom:40px;
	overflow: hidden;
}

.wenhua_tb{
	display:inline-block;
	width:calc(25% - 60px/4);
	height:auto;
	overflow:hidden;
	margin-right: 20px;
	vertical-align: top;
}
.wenhua_pic{
	display:block;
	width:auto;
	height:auto;
	overflow:hidden;
	padding-bottom: 75%;
	background-position: top center;
	background-repeat: no-repeat;
	background-size: cover;
	background-color: #f5f5f5;
}