.advantage_cont {
	    width: 100%;
	    background-color: #fff;
	    margin-top: 100px;
	}
	.news-wrap{
		width: 100%;
	}
	.tab_nav .item_box a.tab_current{
		background-color: #c9151e;
	}
	.news-wrap section{
		padding: 40px 0;
		box-sizing: border-box;
		display: none;
	}
	.news-wrap section.content_current{
		display: block;
	}
	.content{
		width:1300px;
		margin:0 auto;
		overflow: hidden;
		margin-top: 72px;
		/*display: flex;*/
		/*justify-content: space-around;*/
		/*flex-wrap: wrap;*/
	}
	.news_item{
		width: 420px;
		/*height: 440px;*/
		/*float: left;*/
		border:1px solid transparent;
		position: relative;
		/*margin:0 .5%;*/
		padding-bottom: 30px;
		margin-bottom: 16px;
		transition: all .3s linear;
		font-family: "PingFang Medium";
		float: left;
		margin-right:17px;
	}
	.news_item:nth-child(3n+3){
		margin-right:0;
	}
	.news_item>div{
		width: 100%;
		height: 262px;
		overflow: hidden;
		margin-bottom: 14px;
	}
	.news_item>div img{
		width: 100%;
	}
	.news_item p{
		width: 100%;
		height: 60px;
		text-align: left;
		font-size: 18px;
		line-height: 30px;
		color:#333;
		font-family: "PingFang Medium";
		padding:0 20px;
		box-sizing: border-box;
		overflow: hidden;
		text-overflow: ellipsis;
		white-space: nowrap;
		margin-bottom: 20px;
	}
	.news_item span{
		display: block;
		text-align: left;
		position: absolute;
		bottom:30px;
		left:0;
		padding:0 20px;
		box-sizing: border-box;
	}
	.news_item:hover{
		transform: translateY(-10px);
		box-shadow: 0px 2px 27px 0px rgba(0,0,0,.16);
		border:1px solid #eee;
	}

@media screen and (max-width: 1600px){
	.content {
	   
	}
}

@media only screen and (max-width: 1440px){
	
}


@media only screen and (max-width: 1366px){
	.content {
	   width: 950px;
	}
}

@media only screen and (max-width: 1200px){
	.content {
	   width: 86%;
	}
}
@media only screen and (max-width: 1090px){
	.content {
	   width: 90%;
	}
}

@media only screen and (max-width: 545px){
	.content {
	   width: 80%;
	}
}
@media only screen and (max-width: 500px){
	.advantage_cont {
	    margin-top: 50px;
	}
	.content {
	    width: 94%;
	}
	.news_item {
	    width: 100%;
	    border: 1px solid #ddd;
	    box-sizing: border-box;
	}
	.news_item>div {
	     height: auto; 
	}
	.news_item p {
	     height: auto;
	     font-size: 16px; 
	}
}