/* 常用预设 */
.z-container{
	width: 1200px;
	margin: 0 auto;
	box-sizing: border-box;
}
.z-flex{
	display: flex;
}
.z-flex-sb{
	display: flex;
	justify-content: space-between;
}
.z-flex-aic{
	display: flex;
	align-items: center;
}
.z-flex-sb-aic{
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.z-flex-col{
	display: flex;
	flex-direction: column;
}

.z-scorllbg-big{
	width: 100%;
	height: 100%;
	position: fixed;
	top: 0;
	left: 0;
	z-index: -1;
	background: url(../images/scrollbg.jpg);
}
/* 顶部 */
.z-top{
	width: 100%;
	height: 40px;
	background: #F6F6F6;
}
.z-welcon{
	font-size: 14px;
	height: 100%;
}
.z-dlzc>span{
	margin: 0 5px;
}
.z-dlzc>a{
	color: #5A5A5A;
}

/* nav */
.z-nav{
	background: #fff;
	height: 100px;
}
.z-top-logo{
	/* width: 150px; */
	height: 50px;
	font-size: 24px;
	font-weight: bold;
	color: #004EA2;
}
.z-top-logo img{
	width: 50px;
	height: 50px;
	margin-right: 10px;
}
.z-nav-ul{
	flex-wrap: nowrap;
	height: 100px;
}
.z-nav-li{
	cursor: pointer;
	height: 100%;
	position: relative;
	border-top: 2px solid transparent;
}
.z-nav-li:hover,.z-nav-li.on{
	border-top: 2px solid #cb0709;
}
.z-nav-a{
	padding: 0 30px;
	font-size: 16px;
	font-weight: bold;
	display: block;
}
.z-nav-li-select{
	width: 100%;
	position: absolute;
	top: 100px;
	left: 0;
	display: none;
	background: #004EA2;
	z-index: 10;
}
.z-nav-li:hover .z-nav-li-select{
	display: block;
}
.z-nav-li:hover .z-nav-a{
	color:#CB0709 ;
}

.z-nav-li-select a{
	display: block;
	width: 100%;
	padding: 15px;
	box-sizing: border-box;
	color: #fff;
	font-weight: bold;
	font-size: 16px;
	text-align: center;
}
.z-nav-li-select>a:hover{
	background: #CB0709;

}

/* 轮播首页 */
.z-top-swpout{
	width: 100%;
	height: 660px;
	position: relative;
}
.z-swp1{
	width: 100%;
	height: 100%;
}
.z-swp1 img{
	width: 100%;
	height: 100%;
}
.z-swp1-bot{
	position: absolute;
	bottom: 0;
	width: 100%;
	height: 50px;
	background: #004EA2;
	z-index: 1;
}
.z-search{
	height: 80px;
	position: absolute;
	bottom: 0;
	background: #004EA2;
	border-radius: 80px;
	color: #fff;
	padding: 0 50px;
	left: 50%;
	transform: translateX(-50%);
}
.z-search .lf{
	font-size: 20px;
	font-weight: bold;
}
.z-search .mid{
	font-size: 20px;
	font-weight: bold;
	position: relative;
}
.z-search .mid input{
	border: 1px solid #fff;
	border-radius: 50px;
	width: 330px;
	height: 34px;
	outline: none;
	text-indent: 2rem;
}
.z-search .mid input::placeholder{
	font-size: 14px;
	text-indent: 2rem;
}
.z-search .mid span{
	position: absolute;
	color: #999;
	font-size: 16px;
	right: 15px;
	top: 50%;
	transform: translateY(-50%);
}
.z-search .rt span{
	font-size: 30px;
	font-weight: bold;
	margin-left: 10px;
}

/* 产品中心 */
.z-pc-title{
	height: 160px;
	box-sizing: border-box;
	padding-top: 60px;	
	background: #fff;
}
.z-pc-title1{
	font-size: 24px;
	font-weight: bold;
	color: #004EA2;
	margin-bottom: 10px;
	text-align: center;
}
.z-pc-title2{
	font-size: 16px;
	text-align: center;
}
.z-pro-ct{
	background: #F4F4F4;
	justify-content: center;
	height: 80px;
}
.z-pro-ct .z-nav-a{
	padding: 0 65px;
}
.z-pro-ct .z-nav-li-select{
	background: #CB0709;
	top: 80px;
}
.z-pro-ct .z-nav-li-select a{
	font-weight: normal;
}
.z-pro-ct .z-nav-li-select a:hover{
	font-weight: bold;
}
.z-pro-list{
	flex-wrap: wrap;
	width: 100%;
}
.z-pl-item{
	width: 32%;
	margin-right: 2%;
	margin-bottom: 20px;
}
.z-pro-list .z-pl-item:nth-child(3n){
	margin-right: 0;
}
.z-pl-imgout{
	width: 100%;
	height: 378px;
	position: relative;
}
.z-pl-imgout img{
	width: 100%;
	height: 378px;
	transition: all 0.6s;
}
.z-pl-title{
	width: 100%;
	height: 50px;
	text-align: center;
	display:flex;
	align-items: center;
	justify-content: center;
	font-size: 18px;
	color: #333;
	background: #EEEEEE;
	font-weight: bold;
}
.z-pl-title:hover{
	color: #fff;
	background: #CB0709;
}
.z-mask{
	position: absolute;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	font-size: 80px;
	color: #fff;
	background: rgba(0, 0, 225, 0.3);
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	display: none;
}
.z-pl-imgout:hover .z-mask{
	display: flex;
}
.z-pl-imgout:hover img{
	transform: rotateY(180deg);
	transition: all 0.6s;
}

/* 工程案例 */
.z-pro-case{
	position: relative;
	padding-bottom: 120px;
}
.z-pro-case .z-pro-list{
	width: 1200px;
	box-sizing: border-box;
	margin: 0 auto;
}
.z-pro-case .z-pl-imgout{
	height: 252px;
	overflow: hidden;
}
.z-pro-case .z-pl-imgout img{
	height: 252px;
	transition: all 0.6s;
}
.z-pro-case .z-pl-imgout:hover img{
	transform: scale(1.3);
	transition: all 0.6s;
}
.z-pro-case .z-pl-title{
	background: #fff;
}
.z-pro-case .z-pl-title:hover{
	background: #CB0709;
}
.z-pro-listbg{
	width: 100%;
	height: 300px;
	position: absolute;
	bottom: 0;
	left: 50%;
	transform: translateX(-50%);
	background: url(../images/scrollbg.jpg) no-repeat;
	background-position:center bottom;
	z-index: -1;
}
.z-pl-add{
	justify-content: space-around;
	transform: translateY(50px);
}
.z-pl-add>a{
	width: 40px;
    height: 40px;
    font-size: 34px;
    border-radius: 50%;
    text-align: center;
    border: 1px solid #fff;
    color: #fff;
	transition: all 0.5s;
}
.z-pl-add>a:hover{
	border-color: #CB0709;
	background: #CB0709;
	transition: all 0.5s;
}

/* 四大优势 */
.z-4ys{
	width: 100%;
	background: url(../images/ys-bg1.png);
	padding-top: 100px;
}
.z-ys-title{
	justify-content: center;
	margin-bottom: 20px;
}
.z-ys-title .lt{
	color: #fff;
	background: #004EA2;
	font-size: 18px;
	padding: 5px;
	margin-right: 30px;
}
.z-ys-title .rt{
	width: 440px;
}
.z-ys-title .rt .big{
	font-size: 32px;
	margin-bottom: 20px;
}
.z-ys-title .rt .big span{
	color: #004EA2;
	font-weight: bold;
	font-size: 40px;
}
.z-ys-title .rt .little{
	font-size: 16px;
	color: #888;
	line-height: 1.5;
}
.z-ys-list{
	flex-wrap: wrap;
}
.z-ys-item{
	display: flex;
	flex-direction: column;
	width: 600px;
	margin-bottom: 50px;
	box-sizing: border-box;
	justify-content: flex-start;
}
.z-ys-list>.z-ys-item:nth-child(2n){
	flex-direction: column-reverse;
}
.z-yl-lf-tlf{
	width: 90px;
	height: 90px;
	background: url(../images/ba.png) no-repeat;
	background-size: 100%;
	font-size: 24px;
	color: #fff;
	font-weight: bold;
	margin-right: 5px;
	text-align: center;
    line-height: 90px;
}
.z-yl-lf-trt{
	font-size: 22px;
	font-weight:bold;
	color: #004EA2;
}
.z-yl-lf-trt span{
	font-size: 18px;
	color: #888;
	margin-left: 5px;
}
.z-yl-list{
	margin-bottom: 30px;
	margin-left: 90px;

}
.z-yll-words{
	margin-bottom: 20px;
	width: 432px;
	line-height: 1.5;
	font-size: 12px;
}
.z-yll-words img{
	width: 16px;
	height: 18px;
	margin-right: 15px;
}

.z-ys-imgs{
	position: relative;
	width: 560px;
	height: 300px;
}
.z-ys-imgs>img{
	width: 100%;
	height: 100%;
	/* position: absolute;
	left: 50px;
	bottom: 10px; */
}
/* .z-ys-imgs>img:nth-child(2){
	left: 250px;
	z-index: 3;
	bottom: 0;
}
.z-ys-imgs>img:nth-child(3){
	left: 350px;
	z-index: 2;
	bottom: 20px;
} */

/* 关于我们 */
.z-about-us{
	/* background: url(../images/scrollbg.jpg) no-repeat;
	background-size: 100% 300px;
	background-position: center top;
	 */
	position: relative;
	padding-top: 50px;
}
.z-abus-scrllbg{
	width: 100%;
    height: 310px;
    overflow: hidden;
    position: absolute;
    top: 0;
    z-index: -1;
}
.z-abus-title{
	color: #fff;
	text-align: center;
	margin-bottom: 50px;
}
.z-abus-title .big{
	font-size: 24px;
	font-weight: bold;
	margin-bottom: 10px;
}
.z-abus-title .big{
	font-size: 24px;
	font-weight: bold;
	margin-bottom: 10px;
}
.z-abus-vout{
	background: #F4F4F4;
	padding: 50px;
	border-radius: 25px;
	overflow: hidden;
}
.z-ac-lf{
	width: 570px;
	height: 320px;
	box-sizing: border-box;
	position: relative;
}
.z-ac-lf .z-video-img{
	width: 100%;
	height: 100%;
}
.z-playicon{
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%,-50%);
}
.z-ac-rt{
	width: 500px;
	box-sizing: border-box;
}
.z-acrt-title{
	font-size: 22px;
	color: #004EA2;
	font-weight: bold;
}
.z-acrt-words{
	font-size: 16px;
	margin: 30px 0;
	line-height: 2;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 3;       
	overflow: hidden;
	text-overflow:ellipsis;

}
.z-acrt-show{
	display: flex;
	flex-direction: column;
	align-items: center;
	margin-right: 50px;
}
.z-acrt-show img{
	width: 56px;
}
.z-acrt-show>div{
	margin-top: 10px;
	font-size: 16px;
}
.z-abus-conbot{
	width: 1100px;
	overflow: hidden;
	margin-top: 40px;
}
.z-abus-conbot li{
	width: 240px;
	margin: 0 20px;
}
.z-abus-conbot img{
	width: 240px;
	height: 150px;
}
.z-news{
	padding-top: 50px;
}
.z-news-title{
	text-align: center;
	margin-bottom: 30px;
}
.z-news-title .big{
	font-size: 24px;
	color: #004EA2;
	font-weight: bold;
	margin-bottom: 15px;
}
.z-news-title .little{
	font-size: 12px;
}
.z-news-lf,.z-news-rt{
	width: 560px;
	flex-direction: column;
	box-sizing: border-box;
}
.z-news-rt{
	width: 600px;
}
.z-news-swpout,.z-news-swpout img{
	width: 100%;
	height: 370px;
}
.z-news-lfitem{
	padding: 15px 0;
	display: flex;
	flex-direction: column;
	color: #5A5A5A;
	border-bottom: 1px solid #E2E2E2;
}
.z-news-lfitem a{
	font-size: 18px;
	font-weight: bold;
	color: #5A5A5A;
}
.z-news-lfitem a:hover{
	color: #CB0709;
}
.z-news-lfitem div{
	font-size: 14px;
	margin-top: 20px;
	line-height: 1.2;
}
.z-news-rtitem{
	border-bottom: 1px dashed #E2E2E2;
	padding: 20px 0;
}
.z-news-rtitem:first-child{
	padding-top: 0;
}
.z-news-rtitem>a{
	width: 180px;
	height: 120px;
	display: block;
	overflow: hidden;
}
.z-news-rtitem img{
	transition: all 0.5s;
	width: 100%;
	height: 100%;
}
.z-news-rtitem a:hover img{
	transform: scale(1.6);
	transition: all 0.5s;
}
.z-news-rtrt{
	width: 400px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
}
.z-news-rtrt a{
	font-size: 20px;
	font-weight: bold;
	margin-top: 10px;
}
.z-news-rtrt a:hover{
	color: #CB0709;
}
.z-news-rtrt span{
	font-size: 12px;
	color: #929292;
	margin: 15px 0;
}
.z-news-rtrt div{
	font-size: 12px;
	color: #929292;
	line-height: 2;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 2;       
	overflow: hidden;
	text-overflow:ellipsis;
}
.z-support{
	width: 100%;
	background: #F4F4F4;
	padding: 50px 0;
}
.z-sup-item{
	width: 380px;

}
.z-sup-item a{
	width: 100%;
	height: 250px;
	position: relative;
	display: block;
}
.z-nr-mask{
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 0;
	display: flex;
	justify-content: center;
	align-items: center;
	color: #fff;
	font-size: 50px;
	overflow: hidden;
	background: rgba(135, 135, 219, 0.3);
	transition: height 0.5s;
}
.z-sup-item a:hover .z-nr-mask{
	height: 100%;
	transition: height 0.5s;
}
.z-sup-item a img{
	width: 380px;
	height: 250px;
}
.z-suo-bot{
	text-align: center;
	width: 100%;
	box-sizing: border-box;
	padding: 20px 30px;
	background: #fff;
}
.z-suo-bot .big{
	font-size: 20px;
	color: #004EA2;
	margin-bottom: 20px;
}
.z-suo-bot .little{
	font-size: 12px;
	line-height: 1.5;
}
.z-scroll2-out{
	width: 100%;
	background: #fff;
	padding: 30px;
	box-sizing: border-box;
}
.z-scroll2{
	overflow: hidden;
}
.z-scroll2 li{
	width: 200px;
	height: 100px;
	margin: 0 20px;
}
.z-scroll2 li img{
	width: 200px;
	height: 100px;
}
/* 底部 */
.z-footer{
	width: 100%;
	background: #202020;
	color: #fff;
	padding-top: 40px;
	padding-bottom: 20px;
}
.z-foot-title{
	font-size: 24px;
	font-weight: bold;
	margin-bottom: 30px;
}
.z-foot-title img{
	width: 52px;
	height: 52px;
	margin-right: 20px;
}
.z-foot-intro{
	width: 322px;
	box-sizing: border-box;
	color: #ccc;
	font-size: 12px;
	line-height: 2;
}
.z-foot-num{
	font-size: 28px;
	font-weight: bold;
	color: #fff;
	margin: 30px 0;
}
.z-lxwm{
	padding: 5px 20px;
	color: #fff;
	font-size: 12px;
	border: 1px solid #fff;
	transition: all 0.5;
}
.z-lxwm:hover{
	background: #cb0709;
	border: 1px solid #CB0709;
	transition: all 0.5;
}
.z-foot-cpzx>div{
	font-size: 18px;
	margin-bottom: 40px;
	font-weight: bold;
}
.z-foot-cpzx a,.z-foot-cpzx span{
	color: #ccc;
	font-size: 12px;
	margin: 15px;
}
.z-foot-cpzx a:hover{
	color: #fff;
	font-weight: bold;
}
.z-foot-cpzx a:last-child{
	margin-bottom: 0;
}
.z-foot-imgs{
	flex-wrap: wrap;
	width: 210px;
	height: 150px;
	margin-bottom: 20px;
}
.z-foot-imgs img{
	width: 100px;
	height: 67px;
	border-radius: 4px;
}
.z-code-out{
	width: 210px;
	box-sizing: border-box;
}
.z-code-out img{
	width: 90px;
	height: 90px;
	margin-bottom: 20px;
}
.z-code-out span{
	font-size: 12px;
}
.z-fbot{
	color: #ccc;
	font-size: 12px;
	margin-top: 40px;
}
.z-fbot a{
	color: #ccc;
	font-size: 12px;
	margin-left: 20px;
}