.advantage_cont {
    width: 100%;
    background-color: #fff;
    margin-top: 100px;
}
.jt_cont,.xch_cont,.qy_cont,.introduce,.fzh_cont{
	width:100%;
}
.jt_cont,.qy_contm,.qy_cont,#case,.jb_wrap{
	padding:90px 0;
	box-sizing: border-box;
}
.jt{
	width: 1200px;
	margin:0 auto;
	overflow: hidden;
}
.titel>span{
	display: block;
	margin-bottom: 90px;
}
.text_pic{
	width: 525px;
	float: left;
}
.text_pic>img{
	width: 100%;
}
.text_p{
	font-family: "PingFang Medium";
	width: 53%;
	float: right;
	font-size: 16px;
	line-height: 30px;
	margin:20px auto 0;
}
.text_p h4{
	color:#efefef;
	font-size: 68px;
	font-weight: 500;
	margin-bottom: 20px;
}
.text_p span{
	display: block;
	color:#c9151e;
	font-size: 30px;
	line-height: 40px;
	margin-bottom: 50px;
}
.text_p p{
	font-size: 16px;
	color:#999;
	line-height: 32px;
	margin-bottom: 36px;
}
.text_p p:last-child{
	margin-bottom: 0;
}
.PIC{
	width: 1200px;
	margin:0 auto;
	padding:60px 0;
}
.PIC>img{
	width: 100%;
}

/*视频*/
	.video{
		width: 100%;
		height: 420px;
		overflow: hidden;
		position: relative;
	}
	.init_box{
		position: absolute;
		top:0;
		left:0;
		right: 0;
		bottom:0;
	}
	.init_box>img{
		width: 100%;
	}
	.video_cont{
		width: 62.5%;
		margin:0 auto;
		position: absolute;
		top:0;
		left:0;
		right:0;
		bottom:0;
		text-align: center;
		color:#fff;
		display: flex;
		flex-direction:column;
		justify-content: center;
		align-items: center;
	}
	.video_cont p{
		font-size: 40px;
		font-family: "HelveticaNeueCE Bold";
		font-family: "HELVETICA NEUE CE 55 ROMAN";
		margin-bottom: 10px;
		/*letter-spacing: 7px;*/
	}
	.video_cont span{
		display: block;
		font-size: 28px;
		font-family: "PingFang Medium";
		margin-bottom: 40px;
	}
	.play_btn{
		width: 56px;
		height: 56px;
		cursor: pointer;
	}
	.play_btn img{
		width: 50px;
		height: 50px;
		cursor: pointer;
	}
	/*播放器展开*/
	.show_video{
		position: absolute;
		top:0;
		left:0;
		right:0;
		bottom:0;
		background-color: rgba(0,0,0,1);
		box-sizing: border-box;
		z-index: 2222;
		padding:0 100px;
		display: flex;
		display: none;
	}
	.close_red_btn{
		cursor: pointer;
		transition: transform .6s ease;
		-webkit-transition: transform .6s ease;
		-moz-transition: transform .6s ease;
		-o-transition: transform .6s ease;
	}
	.close_red_btn:hover{
		transform: rotate(180deg);
	}
	.show_video video{
		margin:auto;
	}
	.show_video>p{
		margin-top: 20px;
	}
/*企业文化*/
	.item_BOX{
		width:62.5%;
		margin:0 auto;
		display: flex;
		flex-direction: row;
		justify-content: space-between;
	}
	.item_BOX>div{
		font-family: "PingFang Medium";
		text-align: center;
	}
	.item_BOX>div span{
		display: block;
		widows: 64px;
		height: 64px;
		text-align: center;
		margin-bottom: 48px;
	}
	.item_BOX>div span img{
		vertical-align: middle;
	}
	.item_BOX>div h3{
		font-size: 24px;
		line-height: 36px; margin-bottom: 10px;
		font-family: "PingFang Medium";
	}
	.item_BOX>div p{
		font-size: 16px;
		font-weight: 200;
		line-height: 30px;
		font-family: "PingFang Medium"; color:#999;
	}



/*董事长 简介*/
	.introduce{
		height: 345px;
		background-color: #eee;
	}
	.info{
		width:62.5%;
		margin:0 auto;
	}
	.info>img{
		float: left;
		margin-top: -68px;
	}
	.info_right{
		width: 100%;
		padding:90px 0;
		box-sizing: border-box;
	}
	.info_right h2{
		font-size: 26px;
		font-family: "PingFang Medium";
		font-weight: 700;
	}
	.info_right p img{
		vertical-align: middle;
	}
/*历程*/
	.fzh_cont{
		/*background-color: #f8f8f8;*/
		padding:90px 0;
		box-sizing: border-box;
	}
	.fzh_cont .pic{
		width: 90%;
		text-align: center;
	}
	.fzh_cont .pic>img{
		max-width: 1300px;
		width: 90%;
	}

	.tab_nav .item_box a.tab_current{
		background-color: #c9151e;
	}
	.news-wrap section{
		width: 100%;
		display: none;
	}
	.news-wrap section.content_current{
		display: block;
	}
/*赛石荣誉*/
	.year-roller {
		margin: 50px auto;
		width: 80%;
		display: flex;
		align-items: center;
	}
	.year-roller .swiper-container {
		width: 80%;
		height: 130px;
		font-size: 16px;
		color: #7d7d7d;
	}
	.swiper-container {
	    margin-left: auto;
	    margin-right: auto;
	    position: relative;
	    overflow: hidden;
	    z-index: 1;
	}
	.year-roller .swiper-container:after {
	    content: '';
	    width: 100%;
	    height: 1px;
	    background: #7d7d7d;
	    top: 69%;
	    position: absolute;
	}
	.swiper-button-next {
		width: 42px;
		height: 42px;
		margin-top: 50px;
		position: static;
		background: url('../images/certificate-right-act.png');
		background-size: cover;
		z-index: 2;
	}
	.swiper-button-prev {
		margin-top: 50px;
		width: 42px;
		height: 42px;
		position: static;
		background: url('../images/certificate-left-act.png');
		background-size: cover;
		z-index: 2;
	}
	.swiper-wrapper {
		text-align: center;
	}
	.picdian {
		background: url('../images/roller_dian_act.jpg') no-repeat center !important;
	}
	.picdian>img {
		background: #ffffff;
	}
	.year-roller .roller_active {
	    font-size: 36px;
	    color: #c9151e;
	}
	.year-roller .swiper-slide p:first-child {
	    margin: 0;
	    height: 50px;
	    display: flex;
	    align-items: center;
	    justify-content: center;
	}
	.year-roller .swiper-slide p:nth-child(2) {
	    margin: 0;
	    height: 80px;
	    display: flex;
	    align-items: center;
	    justify-content: center;
	    background: url(../images/roller_dian.jpg) no-repeat center;
	}

	.year-roller .picdian {
	    background: url(../images/roller_dian_act.jpg) no-repeat center !important;
	}
	.ry-list {
	    width: 62.5%;
	    margin: 95px auto 30px;
	    overflow:hidden;
	}
	.ry-list .ry_box {
	    width: 324px;
	    height: 248px;
	    text-align: center;
	    overflow: hidden;
	    background-color: white;
	    display: flex;
	    box-shadow: 0px 3px 7.7px 2.3px rgba(0, 0, 0, 0.15);
	}
	.ry-list .ry_box>img{
		width:100%;
		margin:auto;
	}
	.ry-list>div{
		width: 27%;
		/*height: 320px;*/
		margin:0 3%;
		margin-bottom: 40px;
		float: left;
		padding:12px 0;
		box-sizing: border-box;
		
	}
	.ry-list>div>p {
		width: 100%;
		height: 20px;
		line-height: 20px;
	    margin-top: 30px;
	    text-align: center;
	    color:#666;
	    font-size: 16px;
	}
	.zizhi{
		width: 100%;
		text-align: center;
		background-color: #f6f6f6;
		padding-top:90px;
	}
/*赛石简报*/
	#section-3{
		width: 100%;
		background-color: #efefef;
		overflow: hidden;
	}
	.jb_wrap{
		width: 62.5%;
		margin:0 auto;
		overflow: hidden;
	}
	.jb_cont_left{
		float: left;
		background-color: #fff;
		width: 58%;
		height: 700px;
		overflow-y: scroll;
		padding:30px;
		box-sizing: border-box;
		margin-bottom: 80px;
	}
	::-webkit-scrollbar{
		//display: none;
	}
	.jb_cont_right{
		width: 41.9%;
		float: left;
	}
	.jb_cont_right>img{
		width: 100%;
		height: 700px;
		box-shadow: 4px 5px 20px 0px rgba(0,0,0,.16);
		margin-bottom: 60px;
	}
	.sousuo_box{
		width: 54%;
		height: 50px;
		line-height: 50px;
		border:1px solid #b2b2b2;
		border-radius: 10px;
		display: flex;
		align-items: center;
		margin-bottom: 40px;
	}
	.sousuo_box input{
		width: 80%;
		outline: none;
		border:none;
		border-right: 1px solid #d2d2d2;
		margin-left: 5%;
		color:#bbb;
	}
	.sousuo_box img{
		margin-left: 4%;
		cursor: pointer;
	}
	.lists{
		width: 100%;
	}
	.lists ul li{
		width: 100%;
		height: 70px;
		padding:0 66px 0 32px;
		box-sizing: border-box;
		line-height: 70px;
		border-bottom:1px solid #d2d2d2;
	}
	.lists ul li a{
		display: block;
		width: 100%;
		height: 100%;
		overflow: hidden;
		font-family: "PingFang Medium";
	}
	.lists i{
		display: inline-block;
		width: 16px;
		height: 5px;
		background-color: #c9151e;
		margin-right: 28px;
		vertical-align: middle;
	}
	.lists img{
		float: right;
		margin-top: 24px;
	}
/*赛石内刊*/
	#section-4{
		width: 100%;
		padding:85px 0 130px;
	}
	.nk_cont{
		width: 62.5%;
		margin:0 auto;
	}
	.nk_cont .sousuo_box{
		width: 38%;
		margin:0 auto;
		margin-bottom: 40px;
	}
	.nk_item_box{
		width: 100%;
		padding:20px 0;
		box-sizing: border-box;
		overflow: hidden;
	}
	.nk_item{
		float: left;
		width: 265px;
		height: 418px;
		text-align: center;
		margin: 0 16px 20px;
	}
	.ti{
		height: 42px;
		line-height: 42px;
		font-size: 16px;
		font-family: "PingFang Medium";
		color:#333;
	}
	.read_box{
		height: 372px;
		width: 100%;
		position: relative;
		/*box-shadow: 0px 2px 24px 0px rgba(0,0,0,.16);*/
		transition: all .3s linear;
		-moz-transition: all .3s linear;
		-webkit-transition: all .3s linear;
		-o-transition: all .3s linear;
	}
	.read_box:hover{
		transform: translateY(-8px);
		box-shadow: 0px 2px 24px 0px rgba(0,0,0,.16);
	}
	.read_box>img{
		width: 100%;
		height: 100%;
	}
	.date{
		position: absolute;
		bottom:0;
		left:0;
		right:0;
		padding-right: 18px;
		height: 30px;
		font-size: 14px;
		line-height: 30px;
		font-family: "PingFang Medium";
		background-color: rgba(0,0,0,.7);
		text-align: right;
		color:#fff;
		opacity: 1;
		transition: all .3s linear;
		-o-transition: all .3s linear;
		-webkit-transition: all .3s linear;
		-moz-transition: all .3s linear;
	}
	.read_box:hover .date{
		height: 0;
		opacity: 0;
	}
	.read{
		position: absolute;
		bottom:0;
		left:0;
		width: 100%;
		height: 0;
		opacity: 0;
		line-height: 50px;
		color:#fff;
		font-size: 16px;
		background-color: #c9151e;
		cursor: pointer;
		transition: all .6s ease;
		-webkit-transition: all .6s ease;
		-moz-transition: all .6s ease;
		-o-transition: all .6s ease;
	}
	.read img{
		vertical-align: middle;
	}
	.read_box:hover .read{
		height: 50px;
		opacity: 1;
	}
/*联系我们*/
	.ct_wrap{
		padding:90px 0 0;
		box-sizing: border-box;
		overflow: hidden;
	}
	.ct_cont{
		width: 62.5%;
		margin:0 auto;
		display: flex;
		justify-content: space-between;
	}
	.ct_cont h3{
		line-height: 72px;
		position: relative;
		border-bottom: 1px solid #eee;
		margin-bottom: 36px;
		font-family: "PingFang Medium";
	}
	.ct_cont h3 span{
		font-size: 30px;
		color:#333;
		font-family: "PingFang Medium";
	}
	.ct_cont h3 i{
		display: block;
		position: absolute;
		bottom:-2px;
		left:0;
		width: 120px;
		height: 4px;
		background-color: #c9151e;
	}
	.way_box{
		width: 40%;
		margin-bottom:40px;
	}
	.erweima_box>div{
		display: inline-block;
		width: 96px;
		margin-right: 44px;
	}
	.erweima_box>div img{
		width: 100%;
		margin-bottom: 16px;
	}
	.way_box p{
		margin-bottom: 22px;
	}
	.way_box p span{
		color:#333;
		font-size: 16px;
		font-family: "PingFang Medium";
		font-weight: 700;
	}
	.way_box p img{
		vertical-align: middle;
		margin-right: 14px;
	}

	.BMap_Marker img {
		width: 100%;
		border: none;
	    left: -46px;
	    top: -21px;
	    position: absolute;
	    position: static !important;
	}

@media screen and (max-width: 1600px){
	.info {
	    width: 70.5%;
	}
	.ry-list {
	    width: 70%;
	    margin: 95px auto 30px;
	    overflow: hidden;
	}
	.jb_wrap{
		width: 70%;
	}
}

@media only screen and (max-width: 1500px){
	.jb_wrap{
		width: 74%;
	}
}

@media only screen and (max-width: 1440px){
	.jb_wrap{
		width: 76%;
	}
}

@media only screen and (max-width: 1400px){
	.jb_wrap{
		width: 78%;
	}
}

@media only screen and (max-width: 1366px){
	.info {
	    width: 94%;
	}
	.item_box {
	    width: 80.5% !important;
	}
	.ry-list {
	    width: 85%;
	    margin: 95px auto 30px;
	    overflow: hidden;
	}
	.jb_wrap{
		width: 90%;
	}
	.search_box{
		width: 0;
		overflow-x: hidden;
		position: relative;
	}
}

@media only screen and (max-width: 500px){
	.advantage_cont {
	    margin-top: 50px;
	}
	.item_box {
	    width: 100% !important;
	}
	.jt_cont, .qy_contm, .qy_cont, #case, .jb_wrap {
	    padding: 50px 0;
	}
	.jt {
	    width: 94%;
	}
	.text_pic {
	    width: 100%;
	}
	.text_p {
	    width: 100%;
	    font-size: 16px;
	    line-height: 30px;
	}
	.text_p h4{
		font-size: 38px;
		margin-bottom: 0;
	}
	.text_p span{
		font-size: 20px;
		margin-bottom: 20px;
	}
	.text_p p {
	    line-height: 28px;
	    margin-bottom: 15px;
	}
	.zizhi{
	    padding-top: 50px;
	}
	.PIC {
	    width: 100%;
	    padding:0 10px;
	    box-sizing: border-box;
	    margin-top: 20px;
	    margin-bottom: 20px;
	}
	.video {
	    height: 270px;
	}
	.init_box>img {
	    width: 500px;
	    height: 300px;
	    position: absolute;
	    clip: rect(0,375px,270px,0);
	}
	.video_cont p {
	    font-size: 18px;
	    margin-bottom: 10px;
	}
	.video_cont span {
	    font-size: 16px;
	    margin-bottom: 30px;
	}
	.play_btn{width: 40px;height: 40px;}
	.play_btn img {
	    width: 100%;
	    height: 100%;
	}
	.show_video {
	    padding: 0 15px;
	}
	.show_video video {
	    width: 100%;
	}
	.item_BOX {
	    width: 94%;
	    justify-content: space-around;
	    flex-wrap: wrap;
	}
	.item_BOX>div {
	    width: 96%;
	    margin-bottom: 30px;
	}
	.item_BOX>div h3{line-height: 24px;font-size: 16px;}
	.item_BOX>div p{line-height: 28px;font-size: 14px;}
	.item_BOX>div span {
	    margin-bottom: 14px;
	}
	.introduce {
	    height: auto;
	}
	.info {
	    width: 100%;
	    padding-bottom:30px; 
	}
	.info>img {
	    float: none;
	    width: 100%;
	}
	.info_right h2 {
	    width: 84%;
	    text-align: center;
	    margin:0 auto;
	    line-height: 36px;
	}
	.info_right {
	    padding: 20px 0 150px;
	}
	.fzh_cont .pic {
	    width: 100%;
	}
	.fzh_cont .pic>img {
	    width: 100%;
	}
	/*联系我们*/
	.ct_wrap {
	    padding: 40px 0 0;
	}
	.ct_cont {
	    width: 94%;
	    justify-content: space-between;
	}
	.way_box {
	    width: 100%;
	    margin-bottom: 40px;
	}
	.way_box p {
	    line-height: 24px;
	}
	#us-map{
		width: 100%;

	}

	.nk_cont {
		margin:0 auto;
	    width:100%;
	}
	.nk_cont .sousuo_box {
	    width: 77%;
	}
	.nk_item_box {
	    padding:0;
	}
	.nk_item {
		display: block;
	    float: none;
	    width:78%;
	    height: auto;
	    margin: 0 auto 20px;
	}
	.read_box>img {
	     height: auto; 
	}
	.read_box {
	    height: auto;
	}
	.date {
	    height: 50px;
	    line-height: 50px;
	}

	.ry-list {
	    width: 98%;
	    margin:20px auto;
	}
	.ry-list>div {
	    width: 90%;
	    margin: 0 auto 20px;
	    float: none;
	    border:1px solid #ddd;
	    text-align: center;
	}
	.jb_wrap {
	    width: 98%;
	}
	.jb_cont_left {
	    float: none;
	    width: 98%;
	    height: 290px;
	    margin: 0 auto;
	    margin-bottom: 40px;
	    padding:0;
	    position: relative;
	    overflow-y: visible;
	    overflow: hidden;
	}
	.sousuo_box {
	    width: 96%;
	    position: absolute;
	    top:0;
	    left:0;
	    right:0;
	    margin:0 auto;
	    background: #fff;
	}
	.lists {
		width: 100%;
		height: 100%;
	    margin-top: 60px;
	    overflow-y: scroll;
     	-webkit-overflow-scrolling: touch;
	}
	.lists ul li {
	    padding: 0 20px 0 20px;
	}
	.jb_cont_right {
	    display: none;
	}
	.year-roller {
	    width: 94%;
	    margin: 20px auto;
	}
	.swiper-button-next,.swiper-button-prev {
	    width: 36px;
	    height: 36px;
	}
	.ct_cont h3 span{font-size: 24px;}
	.ct_cont h3 i{width: 96px;}

}

.qy_cont .item_BOX > div{width: 20%;}
@media (max-width: 1400px) {
	.qy_cont .item_BOX{width: 80%;}
	
}