/* 广告轮播图 */
.index_banner img{ width: 100%;object-fit: cover;}

.index_product .index_procate li{ flex: 1;}
.index_product .index_procate li .procate_icon{width:70px; height:73px;}
.index_product .index_procate li.on .procate_icon,.index_product .index_procate li:hover .procate_icon{background-position:0 -73px;}
.index_product .index_procate li.on,.index_product .index_procate li:hover{ color: #cd2937;}
.index_product .proitem .logo-div{ position: absolute; top: 0; left: 0; right: 0; bottom: 0; z-index: 5;}
.index_product .proitem .logo-topdiv{ position: absolute; top: 0; height: 0; bottom: 50%; background: rgba(0, 0, 0, .15); right: 0; left: 0; transition: all 1s; opacity: 0.8;}
.index_product .proitem .logo-bottomdiv{ position: absolute;  height: 0; bottom: 0; background:rgba(0, 0, 0, .15); right: 0; left: 0; transition: all 1s; opacity: 0.8;}
.index_product .proitem .logo-div img{ display: block; margin: 0 auto; top: 50%; left: 50%; transform: translate(-50%,-50%); position: absolute; z-index: 33; transition: all 0.6s; opacity: 0; width:60% !important; height: auto !important;}
.index_product .proitem .line{position: absolute;width: calc(100% - 50px);height: calc(100% - 50px);border: 1px solid rgba(255, 255, 255, .2);top: 25px;left: 25px;z-index: 10;transition: all 1s;-webkit-transition: all 1s;-moz-transition: all 1s;-ms-transition: all 1s;-o-transition: all 1s;transform: scale(2);-webkit-transform: scale(2);-moz-transform: scale(2);-ms-transform: scale(2);-o-transform: scale(2);}
.index_product .proitem:hover .logo-topdiv,.index_product .proitem:hover .logo-bottomdiv{ height: 50% ;}
.index_product .proitem:hover .logo-div img{ opacity: 1; transition-delay: 0.4s;}
.index_product .proitem:hover .img>img{ transform: scale(1.1); -webkit-transform: scale(1.1); -moz-transform: scale(1.1); -ms-transform: scale(1.1); -o-transform: scale(1.1); }
.index_product .proitem:hover .text{ background-color: #6fb92c; color: #fff;}
.index_product .proitem:hover .line{ transform: scale(1); -webkit-transform: scale(1); -moz-transform: scale(1); -ms-transform: scale(1); -o-transform: scale(1); }

.index_about{ background: url(../images/aboutbg.jpg) no-repeat center center; background-size: cover;  position: relative;background-attachment: fixed; }
.index_about .w70{margin: 0 auto;}
.index_about .more{border:1px solid #fff;width: 150px;margin:0 auto;}
.index_about .more:hover{background:#6fb92c;border:1px solid #6fb92c;}

.index_cases{overflow:hidden;}
.index_cases ul{width: 100%;}
.index_cases li{float: left; width: 6%; padding: 0 2px; height: 100%; transition: width .3s;}
.index_cases li a{display: block; position: relative;}
.index_cases li.active{width: 46%;}
.index_cases li .pic{padding-top: 100%; background-size: cover; background-repeat: no-repeat; background-position: center; width: 100%; overflow: hidden; opacity: .9;}
.index_cases li .cover{background-color: rgba(0, 0, 0, .5); opacity: 1; transition: all .3s; position: absolute; width: 100%; height: 100%; top: 0; left: 0;}
.index_cases li.active .cover{opacity: 0;}
.index_cases .content{position: absolute; width: calc(100% - 80px); left: 0; bottom: 0; margin: 0 40px 40px 40px; color: #fff; overflow: hidden;opacity: 0;}
.index_cases .tit{white-space: nowrap;}
.index_cases li.active .content{opacity: 1;}

.index_adv{ background: url(../images/smallbg.jpg) no-repeat center center; background-size: cover; background-attachment: fixed; }
.index_adv .ul{ background: url(../images/line.png) no-repeat center bottom; background-size: 100% auto; width: 54%;}
.index_adv .ul .line,.index_adv .ul .icon{filter: grayscale(100%) brightness(500%); transition: all 0s;}
.index_adv .ul .line{ opacity: .25;}
.index_adv .ul .icon{ height: 40px;}
.index_adv .ul li.on,.index_adv .ul li:hover{ color: #6fb92c;}
.index_adv .ul li.on .line,.index_adv .ul li:hover .line{filter: grayscale(0%) brightness(100%); opacity: 1;}
.index_adv .ul li.on .icon,.index_adv .ul li:hover .icon{ filter: grayscale(0%) brightness(100%); -webkit-filter: grayscale(0%) brightness(100%); }

.news .left .img .text{ width: 100% ; position: absolute; left: 0; bottom: 0; background: rgba(0, 0, 0, .45); z-index: 5;}
.news .left .img:hover img{ transform: scale(1.1); -webkit-transform: scale(1.1); -moz-transform: scale(1.1); -ms-transform: scale(1.1); -o-transform: scale(1.1); }
.news .left .line-clamp{ width: 70%;}
.news .right li .img{ width: 28%;}
.news .right li .img img{ width: 100% ; height: 140px; object-fit: cover;}
.news .right li .txt{ width: 68%;}
.news .linka a:hover{ color: #6fb92c;}

@media screen and (max-width:1440px) {
    .news .right li .img img{ height: auto;}
}

@media screen and (max-width:1280px) { 
    .index_adv .tel_icon{ height: 40px;}
    .index_adv .ul .icon{height: 35px;}
    .index_adv .ul{ width: 60%;}
}

@media screen and (max-width:750px) {
    .index_banner img{height: 300px;}
    .index_product .index_procate li .procate_icon {width: 50px;height: 53px;background-size: 50px 100px;margin-bottom: 0;}
    .index_product .index_procate li.on .procate_icon,.index_product .index_procate li:hover .procate_icon{background-position:0 -53px;}
    .index_cases li{display: none;}
    .index_cases li:nth-child(-n+3){display: block;width: 20%;}
    .index_cases li.active{width: 60%;}
    .index_adv .ul{ width: 100%; margin-bottom: 15px;}
    .index_adv .ul .icon{ height: 30px;}
    .news .left{ display: none;}
    .news .right{ padding: 0;}
}