@charset"utf-8";li{list-style:none}legend{color:#5A5A5A}fieldset,img{border:0}i,em{font-style:normal}ul{margin:0;padding:0}strong{font-weight:bold}caption,th{text-align:left}q:before,q:after{content:''}sup{vertical-align:super}sub{vertical-align:sub}del,ins{text-decoration:none}small{font-size:12px;display:block}abbr,acronym{border:0;font-variant:normal}input,button,textarea,select{font-size:100%}input.hidefocus::-moz-focus-inner{border:none}h1,h2,h3,h4,h5,h6{font-size:100%;font-weight:normal}table{border-collapse:collapse;border-spacing:0;empty-cells:show}address,caption,cite,code,dfn,em,strong,th,var,optgroup{font-style:inherit;font-weight:inherit}input,button,textarea,select,optgroup,option{font-family:inherit;font-size:inherit;font-style:inherit;font-weight:inherit}body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,input,button,textarea,p,blockquote,th,td{margin:0;padding:0;outline:none}*{padding:0;margin:0;}a{text-decoration:none!important;-webkit-tap-highlight-color:transparent;outline:none}strong{font-weight:bold}ul{list-style:none}*html.clearfix{zoom:1}*+html.clearfix{zoom:1}.h1, .h2, .h3, h1, h2, h3{margin:0}
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@font-face {font-family: 'Noto Sans SC';font-style: normal; font-weight: 600;font-display: swap;src: url(https://fonts.gstatic.com/s/notosanssc/v36/k3kXo84MPvpLmixcA63oeALhLOCT-xWNm8Hqd37g1OkDRZe7lR4sg1IzSy-MNbE9VH8V.4.woff2) format('woff2');
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}
html{font-size:62.5%;}body{font-size:1.6rem ;font-family: 'Noto Sans SC';color:#333;background:#fff;line-height:2}*{margin:0;padding:0}a{text-decoration:none;color:#333;}* html .clearfix{zoom:1}*+html .clearfix{zoom:1}.clearfix:after{height:0;visibility:hidden;content:".";display:block;clear:both}.contentfix{max-width: 1400px; margin: 0 auto;width: 84%;}.contentleft{margin-left:8.6%}body .bold{font-weight: 500;}
.flex{display: flex;flex-wrap: wrap;align-content: center;}
header .layui-nav .layui-nav-more{display: none;}img{max-width: 100%;height: auto;display: block;}.top1_content .logo img{max-width:242px}
.flex322,.flex221,.flex421{display:flex;flex-wrap: wrap;align-content: center;justify-content: space-between;}
.mb20{margin-bottom: 20px;}
.container{width: 1400px;margin: auto;width: 86%;}
h1 {font-size: 46px;}
h2 {font-size: 32px;}
h3{font-size: 18px;}
@font-face {font-family: "iconfont";src: url('../css/iconfont.ttf') format('truetype');}
.iconfont {font-family: "iconfont" !important;-webkit-font-smoothing: antialiased;-moz-osx-font-smoothing: grayscale;}
.iconfont.nav::before {content: "\e009";}


/* header */
header .head_menu .linklight{color: #D0202D}
header .head_menu a.active{color: #D0202D !important;}
header{position: fixed;top: 0;z-index: 99999;width: 100%;height: 75px;line-height: 75px;border-bottom: 1px solid rgba(255, 255, 255, 0.15);color: #fff;}
.head{display: flex;height: 75px;}
header .head_logo{flex: 1;display: flex;align-items: center;}
header .head_logo img{height: 51px;}
header .head_btn{flex: 1;display: flex;align-items: center;justify-content: end;}
header .head_btn a{
  width: 120px;
  height: 45px;
  color: #fff;
  background: #D0202D;
  border-radius: 5px;
  text-align: center;
  line-height: 45px;
}
header .head_menu{flex: 1;display: flex;justify-content: space-between;}
header .head_menu li{text-align: center;}
header .head_menu a{color: #fff;}
header .head_menu .dropdown-menu a{color: #013F87;width: 180px;display: block;height: 55px;line-height: 55px;}
header .head_menu .dropdown-menu a:hover{color: #fff;background: #013F87;}
.head_menu .dropdown-menu{background: #fff;width: 180px;}
header.scrolled{background-color: #131D3B;}
.head_menu .menu-item{position: relative;}
.head_menu .dropdown-menu {
  display: none;
  position: absolute;
  top: 97%;
  left: -70px;
  background: #fff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
  z-index: 1000;
}
.head_menu .menu-item:hover .dropdown-menu {display: block;}
.head_menu .sub-menu {
  display: none;
  position: absolute;
  left: 100%;
  top: 0;
  background: #fff;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.head_menu .dropdown-menu:hover .sub-menu {display: block;}
.head_menu .menu-sub-item {position: relative;}


/* footer */
footer{background:#171717;color:#fff;text-align: center;padding-top: 35px;padding-bottom: 35px;}
footer a{color: #fff;}
.lxwm-content ul{display: flex;}
.lxwm-content ul li {display: inline-block;margin-left: 10px;margin-right: 10px;width: 33%;text-align: left;}

/* 首页banner */
.banner_carousel {position: relative;width: 100%;height: 450px;overflow: hidden;}
.banner_slide {position: absolute;width: 100%;height: 100%;opacity: 0;transition: opacity 1s ease-in-out;}
.banner_slide.active {opacity: 1;}
.banner_index {width: 100%;height: 100%;background-size: cover;background-position: center;display: flex;align-items: center;justify-content: center;}
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  /* height: 60px; */
  background-color: rgba(0, 0, 0, 0);
  color: rgba(255, 255, 255, 0.5);
  border: none;
  font-size: 60px;
  font-weight: 200;
  cursor: pointer;
  z-index: 10;
  transition: background-color 0.3s;
}
.carousel-arrow:hover {background-color: rgba(0, 0, 0, 0.2);}
.prev-arrow {left: 20px;border-radius: 0 4px 4px 0;}
.next-arrow {right: 20px;border-radius: 4px 0 0 4px;}
.carousel-dots {position: absolute;bottom: 20px;left: 0;right: 0;text-align: center;z-index: 999;}
.dot {display: inline-block;width: 12px;height: 12px;margin: 0 5px;border-radius: 50%;background-color: rgba(255, 255, 255, 0.5);cursor: pointer; pointer-events: auto;}
.dot.active {background-color: #fff;}
.banner_index::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
}
.banner_index_wz h1{color: #fff;}
.banner_index_wz{
  z-index: 99;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}
.banner_index_wz p{font-size: 18px;color: rgba(255, 255, 255, 0.6);}

/* 关于 */
.about_index {padding: 80px;display: flex;justify-content: space-between;}
.aboutimg{width: 45%;padding-right: 70px;}
.aboutcont{width: 55%;}
.aboutcont h2{color: #131D3B;}
.subtitle{color: #D0202D;font-weight: bold;}
.aboutcont .aboutdesc{margin-bottom: 40px;}
.aboutcont .aboutbtn {width: 130px;height: 45px;color: #fff;background: #D0202D;border-radius: 5px;text-align: center;line-height: 45px;}
.aboutcont .aboutbtn a{color: #fff !important;width: 130px;height: 45px;display: block;}

/* 产品 */
.contentfix1700{width: 1700px;margin: auto;width: 89%;}
.product_index{padding: 80px 0 40px 0;margin-bottom: 80px;background: url(../images_cn/productbj.jpg);color: #fff;height: 420px;margin-bottom: 340px;}
.product_index h2{text-align: center;}
.product_index .subtitle{text-align: center;}
.product_list{display: flex;justify-content: space-between;margin-top: 40px;}
.product_list li{margin-bottom: 40px;}
.product_list li img{margin-bottom: 20px;}
.product_list li h2{
  margin-bottom: 10px;
  color: #fff;
  width: 240px;
  background: #131D3B;
  height: 85px;
  text-align: center;
  line-height: 85px;
  z-index: 999;
  position: relative;
  margin: -60px auto;
}

/* 资质 */
.zizhi_index{text-align: center;padding-bottom: 80px;}
.zizhi_index ul{display: flex;justify-content: space-between;margin-top: 30px;gap: 30px;}
.zizhi_index ul li{width: 24%;justify-content: center;display: grid;border: 1px solid #efefef;padding: 25px;}
.zizhi_index ul li img{height: 245px;margin-bottom: 20px;}


/* PC端 */
@media screen and (min-width:992px){
.menu-toggle,.head_menu_drawer,.menu-overlay {
  display: none !important;
}
}

/* 移动端 */
@media screen and (max-width:767px){
h1{font-size:36px}
h2{font-size:28px}
header .head_btn{position: absolute;right: 80px;margin-top: 15px;}
.about_index{flex-direction: column;padding: 40px 0;}
.aboutimg{width: 100%;margin-bottom: 40px;padding-right: 0px;}
.aboutcont{width: 100%;}
.product_index{height: auto;margin-bottom: 40px;padding: 40px 0 40px 0;}
.product_list{flex-direction: column;}
.product_list li{width: 100%;margin-bottom: 20px;}
.product_list li:last-child{margin-bottom: 0px}
.product_list li img {margin: auto;}
.product_list li h3{background: none;margin:10px auto;height: 40px;line-height: 40px;}
.zizhi_index ul{flex-wrap: wrap;}
.zizhi_index ul li{width: 100%;}

.lxwm-content ul{flex-direction: column;}
.lxwm-content ul li{width: 100%;}
}


/* 平板端 */
@media screen and (min-width:768px) and (max-width:991px){
h1{font-size: 40px;}
h2{font-size: 36px;}
h3{font-size: 20px;}
h4{font-size: 18px;}
.about_index {padding: 60px;}
.product_index{height: auto;margin-bottom: 60px;padding: 60px 0 20px 0;}
.product_list {flex-wrap: wrap;}
.product_list li{width: 45%;margin-bottom: 40px;}
.product_list li h3{background: none;margin:10px auto;height: 40px;line-height: 40px;}
.zizhi_index {padding-bottom: 60px;}
.zizhi_index ul{flex-wrap: wrap;}
.zizhi_index ul li{width: 39%;}
/* footer */
.lxwm-content ul{flex-direction: column;}
.lxwm-content ul li{width: 100%;}



}

/* 移动和平板 */
@media screen and (max-width:991px){
.contentfix1700 {
  width: 1700px;
  margin: auto;
  width: 86%;
}

.product_index .topbox {flex-direction: column;}
.product_index .topbox .product-ul {width: 100%;}
.product_index .case-swiper .product-ul2 {flex-wrap: wrap;}
.product_index .bottombox .product-ul2 .product-li {width: 50%;}
.product_index .overlay-panel .titlebox {bottom: 20%;}

/* 抽屉菜单样式 */
.head_ydnone{display: none !important;}
.head_menu_drawer {
  position: fixed;
  top: 0;
  left: -100%;
  width: 80%;
  max-width: 300px;
  height: 100vh;
  background: #fff;
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
  transition: left 0.3s ease;
  z-index: 1000;
  overflow-y: auto;
}
.head_menu_drawer.active {left: 0;}
.menu-content {padding: 20px;}
/* 遮罩层 */
.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  display: none;
}
.menu-overlay.active {display: block;}
#mobileMenuToggle{
  width: 50px;
  position: absolute;
  right: 15px;
  top: 0;
  height: 75px;
  background: none;
  border: none;
}
#mobileMenuToggle i{color: #fff;font-size: 25px;}
#mobileMenuDrawer{background: #131D3B;}
#mobileMenuDrawer .menu-content a{color: #fff;}
#mobileMenuDrawer .dropdown-menu {background: #f5f5f5;}
#mobileMenuDrawer .dropdown-menu .menu-sub-item{text-indent: 2rem;}
#mobileMenuDrawer .dropdown-menu .menu-sub-item a{color: #013F87;}
#mobileMenuDrawer .dropdown-menu .menu-sub-item .sub-menu{background: #fff;}
#mobileMenuDrawer .dropdown-menu .menu-sub-item .sub-menu li{padding-left: 30px;}
}