/*common start*/
:root{
 --primary-color:#c79127;
 --secondary-color:#f60;
 --third-color:#ebe1cd;
 --main-color:#c79127;
 --main-color-white:#fff;
}
body,div,ul,li,a,img,p,dl,dt,dd,h1,h2,h3,h4,span,strong,input{ margin:0; padding:0; list-style:none; text-decoration:none; border:0; list-style:none;}
body{ font-size:12px; font-family: Arial,' '; color:#333; overflow-x:hidden;}
a{ color:#666;}
a:hover{ color:var(--primary-color); text-decoration:none;}
p{line-height:1.5em; padding:5px 0;}
.clear{ margin:0; padding:0; font-size:0; clear:both; }
.wapper1{ width:80%; margin:0 auto; min-width:1000px;}
input,textarea,select{outline:none; font-family: Arial,' '; font-size:14px;}
img{object-fit: cover;
image-rendering: -moz-crisp-edges;
image-rendering: -o-crisp-edges;
image-rendering: -webkit-optimize-contrast;
image-rendering: crisp-edges;
-ms-interpolation-mode: nearest-neighbor;}
#lContent img,#lblContent img,.xiangxi_con img,.xiangqing img{ width:auto !important; height:auto !important; max-width:100%;}
@media(max-width:999px){
.wapper1{ width:90%; min-width:0;}
}
/*common end*/



.m1_headbg{ width:100%; background:#202020; box-shadow:0 0 10px rgba(0,0,0,.1); position:fixed; z-index:55; left:0; top:0; }
.m1_head{ height:100px;
display: -webkit-box;
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
-webkit-justify-content: flex-start;
justify-content: flex-start;
-webkit-box-align: center;
-ms-flex-align: center;
-webkit-align-items: center;
align-items: center;}
.m1_head .logo{ float:left; width:18%; height:100px; position:relative; margin-right:7.56vw;}
.m1_head .logo img{ max-width:100%; max-height:90%; position:absolute; top:0; right:0; bottom:0; left:0; margin:auto 0;}
/*menu*/
.m1_head .menu{ height:50px; line-height:50px; float:left;}
.m1_head .menu>ul{}
.m1_head .menu>ul>li{ float:left; position:relative; padding:0 1.56vw;}
.m1_head .menu>ul>li>a{ color:#fff; display:block; font-size:16px; font-weight:normal; position:relative;}
.m1_head .menu>ul>li>a:hover,.m1_head .menu>ul>li:hover>a,.m1_head .menu>ul>li.hover>a{ color:var(--primary-color); font-weight:bold;}
.m1_head .menu>ul>li.menu_down>a:after{ content:"\f107";font: normal normal normal 14px/1 FontAwesome; margin-left:5px;}
.m1_head .menu>ul>li ul{ width:fit-content; min-width:140px; background:var(--primary-color); box-shadow:0 0 5px rgba(0,0,0,.1); position:absolute; top:100%; left:50%; transform:translateX(-50%); z-index:5; display:none;}
.m1_head .menu>ul>li ul li{ position:relative; }
.m1_head .menu>ul>li ul li a{ color:#fff; display:block; font-size:14px; font-weight:normal; padding:10px 5px; line-height:24px; text-align:center; white-space:nowrap;}
.m1_head .menu>ul>li ul li a:hover,.m1_head .menu>ul>li>ul li:hover>a{ color:#fff; background:var(--primary-color); text-decoration:underline;}
.m1_head .menu>ul>li ul li ul{ width:100%; padding:.52vw 0; position:absolute; top:0; left:100%; transform:translateX(0); display:none;}
.m1_head .menu>ul>li ul li:hover>ul{ display:block;}
.m1_head_height{ height:100px;}
@media(max-width:999px){
.m1_head_height{ height:60px;}
.m1_head{ height:60px;
-webkit-justify-content: space-between;
justify-content: space-between;}
.m1_head .logo{ float:left; width:50%; height:60px; margin-right:0;}
.m1_head .menu{ display:none;}
}
/**/
.m1_head .nav_open{ width:24px; height:18px; cursor:pointer; display:none; position:relative; margin-left:20px;}
.m1_head .nav_open i,.m1_head .nav_open:before,.m1_head .nav_open:after{ width:24px; height:2px; background:#fff; position:absolute; left:0; transition:all .3s ease;}
.m1_head .nav_open i{ top:50%; transform:translate(0,-50%);}
.m1_head .nav_open:before{ content:""; top:0; }
.m1_head .nav_open:after{ content:""; bottom:0; }
.m1_head .nav_open.active i{ opacity:0; visibility:hidden;}
.m1_head .nav_open.active:before{transform: translateY(8px) rotate(45deg);}
.m1_head .nav_open.active:after{transform: translateY(-8px) rotate(-45deg);}
.m1_head .nav_box{ width:100%; height:calc(100% - 61px); border-top:1px solid #ededed; position:fixed; left:0; top:60px;  display:none;}
.m1_head .nav_close1{ width:100%; height:100%; background:#fff; position:absolute; left:0; top:0; z-index:998;}
.m1_head .navbg{ width:100%; height:100%; background:#fff; position:absolute; left:0; top:0; z-index:999;}
.m1_head .nav{ position:relative;}
.m1_head .nav_close2{ display:none;}
.m1_head .nav_list{ max-height:calc(100vh - 60px); overflow-y:auto;}
.m1_head .nav_list ul{ }
.m1_head .nav_list ul li{ padding:5px 5%;}
.m1_head .nav_list>ul>li{ border-bottom:1px solid #ededed; padding:10px 5%;}
.m1_head .nav_list ul li span{ display:block; position:relative;}
.m1_head .nav_list ul li span a{ display:inline-block; font-size:14px; line-height:24px; position:relative; z-index:2;}
.m1_head .nav_list>ul>li>span a{ font-size:16px; line-height:26px; font-weight:normal;}
.m1_head .nav_list ul li.nav_down>span:after{ content:"\f107";font: normal normal normal 14px/1 FontAwesome; position:absolute; top:6px; right:0; }
.m1_head .nav_list ul li.nav_down.active>span:after{ transform:rotate(180deg);}
.m1_head .nav_list ul li ul{ padding:5px 0 0 0; display:none;}
.m1_head .nav_list ul li.active>span>i{ background-image:url(../images/ico_up1.png);}
@media(max-width:999px){
.m1_head .nav_open{ display:block;}
}


.banner_swiper .swiper-container { width: 100%; }
.banner_swiper .swiper-slide { overflow:hidden; position:relative; z-index:1;
/*display: -webkit-box;
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
-webkit-justify-content: center;
justify-content: center;
-webkit-box-align: center;
-ms-flex-align: center;
-webkit-align-items: center;
align-items: center;*/}
.banner_swiper .swiper-slide.swiper-slide-active{ z-index:2;}
.banner_swiper .swiper-slide img{ display:block; width:100%;}
.banner_swiper .swiper-pagination{ height:10px; bottom:10px;}
.banner_swiper .swiper-pagination .swiper-pagination-bullet{ vertical-align:top; width:10px; height:10px; border-radius:10px; background:#000; opacity:.5; transition:all .3s ease;}
.banner_swiper .swiper-pagination .swiper-pagination-bullet.swiper-pagination-bullet-active{ width:20px; background:#fff; opacity:1;}
.banner_swiper .swiper-button-prev,.banner_swiper .swiper-button-next{ text-align:center; font-size:20px; width:30px; height:60px; line-height:60px; margin-top:-30px; background:rgba(0,0,0,.5); color:#fff; transition:all .3s ease;}
.banner_swiper .swiper-button-prev:hover,.banner_swiper .swiper-button-next:hover{ background:rgba(0,0,0,.9);}
.banner_swiper .swiper-button-prev{ left:5%;}
.banner_swiper .swiper-button-next{ right:5%;}
@media(max-width:999px){

}


.m1_tit1{ text-align:center;}
.m1_tit1 .h2{ font-size:38px; line-height:48px; opacity:.7; margin-bottom:10px; text-transform:uppercase;}
.m1_tit1 .h3{ font-size:44px; line-height:54px; font-weight:bold;}
.m1_tit1 .line1{ position:relative; margin-top:10px;}
.m1_tit1 .line1 img{ display:block; margin:0 auto; height:20px; padding:0 20px; background:#fff;}
.m1_tit1 .line1:before{ content:""; width:100%; border-top:1px dashed #ccc; position:absolute; left:0; top:50%; transform:translateY(-50%); z-index:-1;}
.m1_more1{ text-align:center;}
.m1_more1 span{ display:inline-block; text-align:center; border:1px solid #7d7d7d; font-size:12px; line-height:38px; padding:0 25px; border-radius:50px; transition:all .3s ease;}
.m1_more1 span:hover{ border-color:var(--primary-color); background:var(--primary-color); color:#fff;}
.m1_con01bg{ padding:100px 0;}
.m1_con01{}
.m1_con01 .list{ margin-top:10px;}
.m1_con01 .list ul li{ float:left; width:31%; margin:40px 0 0 3%}
.m1_con01 .list ul li:nth-child(4n-3){ margin-left:0; clear:left;}
.m1_con01 .list ul li .nr_box{ background:#f4f5f7; padding:8%; transition:all .3s ease;}
.m1_con01 .list ul li:hover .nr_box{ background:var(--third-color);}
.m1_con01 .list ul li .img{ padding-bottom:100%; position:relative; overflow:hidden; background:#fff;}
.m1_con01 .list ul li .img img{ max-width:100%; max-height:100%; position:absolute; top:0; right:0; bottom:0; left:0; margin:auto auto; transition:all .3s ease;}
.m1_con01 .list ul li:hover .img img{ transform:scale(1.1);}
.m1_con01 .list ul li .txt{ padding:20px 0; color:#666; text-align:center;}
.m1_con01 .list ul li .txt .h2{ font-size:18px; line-height:28px; height:28px; color:#333; margin-bottom:15px;
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 1;
-webkit-box-orient: vertical;}
.m1_con01 .list ul li:hover .txt .h2{ color:var(--primary-color);}
.m1_con01 .list ul li .txt .h3{ font-size:12px; line-height:22px; height:44px; margin-bottom:20px;
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;}
@media(max-width:999px){
.m1_more1 span{ line-height:30px; padding:0 20px; }
.m1_con01bg{ padding:50px 0;}
.m1_con01 .list{ margin-top:10px;}
.m1_con01 .list ul li{ width:100%; margin:20px 0 0 0;}
.m1_con01 .list ul li .nr_box{ padding:5%;}
.m1_con01 .list ul li .txt{ padding:20px 0; }
.m1_con01 .list ul li .txt .h2{ font-size:16px; line-height:26px; height:auto; margin-bottom:15px; }
.m1_con01 .list ul li .txt .h3{ font-size:12px; line-height:22px; height:auto; margin-bottom:20px; }
}


.m1_more2{}
.m1_more2 span{ display:inline-block; text-align:center; font-size:14px; line-height:24px; text-transform:uppercase;}
.m1_more2 span:hover{ text-decoration:underline;}
.m1_more2 span i{ margin-left:5px;}
.m1_con02bg{}
.m1_con02{}
.m1_con02 .list{}
.m1_con02 .list ul li{}
.m1_con02 .list ul li .nr_box{ background:#eee; color:#333;
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
-webkit-justify-content: space-between;
justify-content: space-between;
-webkit-box-align: center;
-ms-flex-align: center;
-webkit-align-items: center;
align-items: center;}
.m1_con02 .list ul li:nth-child(2n-1) .nr_box{ flex-direction:row-reverse; background:var(--primary-color); color:#fff;}
.m1_con02 .list ul li .imgbg{ width:50%;}
.m1_con02 .list ul li .img{ padding-bottom:62%; position:relative; overflow:hidden;}
.m1_con02 .list ul li .img img{ display:block; width:100%; height:100%; position:absolute; top:0; right:0; bottom:0; left:0; margin:auto auto; transition:all .3s ease;}
.m1_con02 .list ul li:hover .img img{ transform:scale(1.1);}
.m1_con02 .list ul li .txtbg{ width:50%;}
.m1_con02 .list ul li .txt{ padding:0 5%; text-align:center;}
.m1_con02 .list ul li .txt .h2{ font-size:24px; line-height:34px; margin-bottom:5px; text-transform:uppercase;}
.m1_con02 .list ul li .txt .h3{ font-size:24px; line-height:34px; margin-bottom:30px;}
.m1_con02 .list ul li .txt .h4{ font-size:18px; line-height:24px; opacity:.7; margin-bottom:40px;
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 4;
-webkit-box-orient: vertical;}
@media(max-width:999px){
.m1_con02 .list ul li .nr_box{ display:block;}
.m1_con02 .list ul li .imgbg{ width:100%;}
.m1_con02 .list ul li .txtbg{ width:100%;}
.m1_con02 .list ul li .txt{ padding:20px 5%; }
.m1_con02 .list ul li .txt .h2{ font-size:20px; line-height:30px; margin-bottom:5px; }
.m1_con02 .list ul li .txt .h3{ font-size:20px; line-height:30px; margin-bottom:10px;}
.m1_con02 .list ul li .txt .h4{ font-size:14px; line-height:24px; margin-bottom:15px; }
}


.m1_more3{ text-align:center;}
.m1_more3 span{ display:inline-block; text-align:center; border:1px solid #7d7d7d; font-size:16px; line-height:44px; padding:0 30px; border-radius:50px; transition:all .3s ease;}
.m1_more3 span:hover{ border-color:var(--primary-color); background:var(--primary-color); color:#fff;}
.m1_con03bg{ padding:100px 0;}
.m1_con03{}
.m1_con03 .list{ margin-top:50px;}
.m1_con03 .list ul li{ float:left; width:22.75%; margin:0 0 50px 3%}
.m1_con03 .list ul li:nth-child(4n-3){ margin-left:0; clear:left;}
.m1_con03 .list ul li .nr_box{ background:#f4f5f7; transition:all .3s ease;}
.m1_con03 .list ul li:hover .nr_box{ background:var(--primary-color);}
.m1_con03 .list ul li .img{ padding-bottom:66%; position:relative; overflow:hidden; background:#fff;}
.m1_con03 .list ul li .img img{ width:100%; height:100%; position:absolute; top:0; right:0; bottom:0; left:0; margin:auto auto; transition:all .3s ease; }
.m1_con03 .list ul li:hover .img img{ transform:scale(1.1);}
.m1_con03 .list ul li .txt{ padding:20px 5%; color:#666; }
.m1_con03 .list ul li:hover .txt{ color:#fff;}
.m1_con03 .list ul li .txt .h2{ font-size:18px; line-height:28px; height:28px; color:#333; margin-bottom:10px;
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 1;
-webkit-box-orient: vertical;}
.m1_con03 .list ul li:hover .txt .h2{ color:#fff;}
.m1_con03 .list ul li .txt .h3{ font-size:12px; line-height:22px; height:44px; margin-bottom:20px; opacity:.7;
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;}
@media(max-width:999px){
.m1_more3 span{ font-size:12px; line-height:30px; padding:0 20px; }
.m1_con03bg{ padding:50px 0;}
.m1_con03 .list{ margin-top:20px;}
.m1_con03 .list ul li{ width:100%; margin:0 0 20px 0}
.m1_con03 .list ul li .txt{ padding:20px 5%; }
.m1_con03 .list ul li .txt .h2{ font-size:16px; line-height:26px; height:auto; margin-bottom:10px; }
.m1_con03 .list ul li .txt .h3{ font-size:12px; line-height:22px; height:auto; margin-bottom:15px;}
}


.m1_foot{ background:#202020; color:#999;}
.m1_foot a{ color:#999;}
.m1_foot a:hover{ color:#fff;}
.m1_foot1bg{ padding:60px 0;}
.m1_foot1{
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
-webkit-justify-content: space-between;
justify-content: space-between;
-webkit-box-align: center;
-ms-flex-align: center;
-webkit-align-items: flex-start;
align-items: flex-start;}
.m1_foot dl{ }
.m1_foot dl dt{ font-size:18px; line-height:28px; color:#fff; margin-bottom:30px;}
.m1_foot dl dd{ font-size:14px; line-height:24px; margin-top:10px;}
.m1_foot .f_contact{ max-width:22%;}
.m1_foot .f_contact .h2{ font-size:18px; line-height:28px; color:#fff; margin-bottom:30px;}
.m1_foot .f_contact ul li{ font-size:14px; line-height:24px; margin-top:10px;}
.m1_foot .f_contact ul li strong{ display:block; font-size:14px;font-weight: 400;}
.m1_foot .f_ewm{ width:100px; text-align:center;}
.m1_foot .f_ewm img{ display:block; width:100%;}
.m1_foot .f_ewm span{ display:block; margin-top:5px; font-size:14px; line-height:24px;}
.m1_foot2bg{ padding:20px 0; border-top:1px solid rgba(255,255,255,0.2);}
.m1_foot2{}
.m1_foot .f_links{ text-align:center; font-size:14px; line-height:18px;}
.m1_foot .f_links a{ display:inline-block; margin-right:25px;}
.m1_foot .f_links a:hover{}
.m1_foot3bg{ padding:20px 0; border-top:1px solid rgba(255,255,255,0.2);}
.m1_foot3{}
.m1_foot .f_info{ text-align:center; font-size:14px; line-height:18px;}
@media(max-width:999px){
.m1_foot1bg{ padding:30px 0;}
.m1_foot1{ flex-wrap:wrap;}
.m1_foot dl{ width:50%; margin-bottom:15px; text-align:center;}
.m1_foot dl dt{ font-size:14px; line-height:24px; margin-bottom:10px;}
.m1_foot dl dd{ font-size:12px; line-height:22px; margin-top:5px;}
.m1_foot .f_contact{ max-width:100%; width:100%; text-align:center; margin-bottom:20px;}
.m1_foot .f_contact .h2{ font-size:18px; line-height:28px; margin-bottom:10px;}
.m1_foot .f_contact ul li{ font-size:14px; line-height:24px; margin-top:5px;}
.m1_foot .f_contact ul li strong{ font-size:30px; }
.m1_foot .f_ewm{ width:100px; margin:0 auto;}
.m1_foot2bg{ padding:20px 0; }
.m1_foot .f_links{ font-size:14px; line-height:18px;}
.m1_foot .f_links a{ margin-right:20px;}
.m1_foot3bg{ padding:15px 0; }
.m1_foot .f_info{ font-size:12px; line-height:16px;}
}


/*Add------------------------------------------------------------------------------*/

.inbanner{}
.inbanner img{ display:block; width:100%;}
.inbarbg{ border-bottom:1px solid #eaeaea; background:#f5f5f5;}
.inbar{ height:59px;
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
-webkit-justify-content: space-between;
justify-content: space-between;
-webkit-box-align: center;
-ms-flex-align: center;
-webkit-align-items: flex-start;
align-items: flex-start;}
.weizhi{ font-size:14px; line-height:59px;}
.weizhi i{ display:inline-block; vertical-align:top; border-left:1px solid #e0e0e0; border-right:1px solid #e0e0e0; width:58px; height:59px; background:url(../images/ico_home.svg) center no-repeat; background-size:18px 18px; margin-right:15px;}
.innav{ font-size:16px; line-height:59px;}
.innav ul{
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
-webkit-justify-content: flex-start;
justify-content: flex-start;
-webkit-box-align: center;
-ms-flex-align: center;
-webkit-align-items: flex-start;
align-items: flex-start;}
.innav ul li{ border-right:1px solid #e0e0e0;}
.innav ul li:nth-child(1){ border-left:1px solid #e0e0e0;}
.innav ul li a{ display:block; padding:0 1.56vw;}
.innav ul li.hover a,.innav ul li a:hover{ color:var(--primary-color); font-weight:bold;}
@media(max-width:999px){
.inbar{ height:auto; display:block;}
.weizhi{ font-size:12px; line-height:39px;}
.weizhi i{ display:none;}
.innav{ display:none;}
}

.m1_tit2{ width:100%;}
.m1_tit2 .h2{ font-size:18px; line-height:28px;}
.m1_tit2 .h2 strong{ font-size:24px; font-weight:normal; margin-right:10px;}
.m1_tit2 .h2 span{ opacity:.7;}
.m1_insidebg{ padding:60px 0 80px 0;}
.m1_inside{
display: -ms-flexbox;
display: -webkit-flex;
display: flex;
-webkit-box-pack: center;
-ms-flex-pack: center;
-webkit-justify-content: space-between;
justify-content: space-between;
-webkit-box-align: center;
-ms-flex-align: center;
-webkit-align-items: flex-start;
align-items: flex-start;
flex-wrap:wrap;}
.m1_inside_con{ width:100%; margin-top:30px;}
.m1_inside_lt{ width:320px;}
.m1_side_a{ background:#f4f5f7; padding:20px;}
.m1_side_a .h1{ font-size:14px; line-height:24px; border-bottom:1px solid #dfdfdf; padding:15px 0; margin-bottom:15px;}
.m1_side_a .h1 strong{ font-size:24px; font-weight:normal; margin-right:5px;}
.m1_side_a .h1 span{ opacity:.7;}
.m1_side_a ul li{ font-size:16px; line-height:26px;}
.m1_side_a ul li span{ display:block; padding:12px 20px 12px 0; position:relative; cursor:pointer;}
.m1_side_a ul li.hover>span{ color:var(--primary-color);}
.m1_side_a ul li a{ display:inline-block; word-break: break-all;}
.m1_side_a ul li a:hover,.m1_side_a ul li.hover>span a{ color:var(--primary-color);}
.m1_side_a ul li span:after{ content:"\f105"; font: normal normal normal 16px/1 FontAwesome; position:absolute; right:0; top:50%; transform:translateY(-50%); transform-origin:center; }
.m1_side_a ul li.active>span:after{ content:"\f106";}
.m1_side_a ul li ul{ padding:0 10px 0 15px; display:none;}
.m1_side_a ul li ul li{}
.m1_side_a ul li ul li span{ padding:6px 20px 6px 0;}
.m1_inside_rt{ width:calc(100% - 350px);}
@media(max-width:999px){
.m1_tit2 .h2{ font-size:18px; line-height:28px;}
.m1_tit2 .h2 strong{ font-size:24px; margin-right:10px;}
.m1_insidebg{ padding:40px 0 60px 0;}
.m1_inside{ display:block;}
.m1_inside_con{ margin-top:20px;}
.m1_inside_lt{/* display:none;*/ width:100%; margin-bottom:20px;}
.m1_inside_rt{ width:100%;}
}


.m1_video{}
.m1_video ul li{ float:left; width:48.5%; margin:0 0 40px 3%;}
.m1_video ul li:nth-child(2n-1){ margin-left:0; clear:left;}
.m1_video ul li .img{ padding-bottom:63%; position:relative; overflow:hidden;}
.m1_video ul li .img img{ width:100%; height:100%; position:absolute; top:0; right:0; bottom:0; left:0; margin:auto auto; transition:all .3s ease; z-index:1;}
.m1_video ul li:hover .img img{ transform:scale(1.1);}
.m1_video ul li .img i{ width:58px; line-height:58px; border:1px solid rgba(255,255,255,.6); border-radius:100%; font-size:14px; color:#fff; text-align:center; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); z-index:3; opacity:0; visibility:hidden; transition:all .3s ease;}
.m1_video ul li:hover .img i{ opacity:1; visibility:visible;}
.m1_video ul li .img:before{ content:""; width:100%; height:100%; background:rgba(0,0,0,.5); position:absolute; top:0; left:0; z-index:2; opacity:0; visibility:hidden; transition:all .3s ease;}
.m1_video ul li:hover .img:before{ opacity:1; visibility:visible;}
.m1_video ul li .txt{ text-align:center; margin-top:20px;}
.m1_video ul li .txt .h2{ font-size:18px; line-height:28px;}
@media(max-width:999px){
.m1_video ul li{ width:100%; margin:0 0 30px 0;}
.m1_video ul li .txt{ margin-top:15px;}
.m1_video ul li .txt .h2{ font-size:16px; line-height:26px;}
}

.video1_open{ }
.video1_box{ width:100%; height:100%; position:fixed; top:0; left:0; z-index:999; display:none;}
.video1_close1{ width:100%; height:100%; background:rgba(0,0,0,.5); position:absolute; top:0; left:0; z-index:1;}
.video1bg{ width:90%; max-width:1140px; position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); z-index:2;}
.video1_close2{ width:20px; height:20px; background:url(../images/chahao.png) center no-repeat; position:absolute; top:-20px; right:-20px; cursor:pointer; transition:all .3s ease; z-index:2; }
.video1_close2:hover{ transform:rotate(180deg);}
.video1{}
.video1 video{ display:block; width:100%;}


.m1_product{}
.m1_product ul li{ float:left; width:32%; margin:0 0 30px 2%;}
.m1_product ul li:nth-child(3n-2){ margin-left:0; clear:left;}
.m1_product ul li .nr_box{ border:1px solid #ddd; transition:all .3s ease;}
.m1_product ul li:hover .nr_box{ border-color:var(--primary-color);}
.m1_product ul li .img{ padding-bottom:82%; position:relative; overflow:hidden;}
.m1_product ul li .img img{ width:100%; height:100%; position:absolute; top:0; right:0; bottom:0; left:0; margin:auto auto; transition:all .3s ease; }
.m1_product ul li:hover .img img{ transform:scale(1.1);}
.m1_product ul li .txt{ color:#666; padding:20px 5%; text-align:center;}
.m1_product ul li .txt .h2{ font-size:16px; line-height:26px; height:26px; color:#333; margin-bottom:5px;
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 1;
-webkit-box-orient: vertical;}
.m1_product ul li:hover .txt .h2{ color:var(--primary-color);}
.m1_product ul li .txt .h3{ font-size:12px; line-height:22px; height:44px;
overflow: hidden;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 2;
-webkit-box-orient: vertical;}
@media(max-width:999px){
.m1_product ul li{ width:100%; margin:0 0 20px 0;}
.m1_product ul li .txt{ padding:15px 5%; }
.m1_product ul li .txt .h2{ font-size:16px; line-height:26px; height:auto; margin-bottom:5px; }
.m1_product ul li .txt .h3{ font-size:12px; line-height:22px; height:auto; }
}