html, body {
    position: relative;
    height: 100%;
  }
  body {
    background: #fff;
    font: 14px/1.5 'Microsoft YaHei', 'Hiragino Sans GB', Arial, sans-serif;
    font-size: 14px;
    color:#000;
    margin: 0;
    padding: 0;
    height: 100%;
    font-size: 14px;
    overflow-x: hidden;
  }
  .gotop{
    display: block !important;
    width: 32px;
    height: 32px;
    overflow: hidden;
  }
  *{outline: none;}
  a{text-decoration: none; color:#6d6d6d;transition:all .5s;}a:hover{color: #000;}
  h1,h2,h3,h4,ul,li,em,i,p,samp{padding:0;margin: 0;list-style: none;font-style: normal;}
  img[src=""],img:not([src]){opacity: 0;}
  nav{
    height:11rem;
    padding: 0 15rem;
    position: fixed;
    top: 0;
    z-index:100000000;
    background: white;
    width: calc(100% - 15rem);
  }
  nav div{
    display: flex;
    font-size: 1.2rem;
    align-items: center;
    justify-content:space-between;
  }
  nav div span{
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: space-around;
    margin:3rem 14rem 0 ;
  }
  nav div span a{
    position: relative;
    text-align: right;
    font-size: 0.8rem;
    margin-left:0rem;
    color: #bebebe;
  }
  nav div span a i{
     display: flex;
     flex-direction: column;
     font-size:1.2rem;
     color:#898989;transition:all .5s;
     text-transform: uppercase;
     letter-spacing: 0.1rem;
     font-family: Arial;
  }
  nav div span a:hover i,nav div span a:hover i,span a.pon,span a.pon i{

    color: #000;
  }
  nav div span a:hover::before{
     content: '';
     position: absolute;
     /* bottom: -6px;
     width:30%;
     height: 3px;
     background: #000;
     left: 50%;
     transform: translateX(-50%); */
  }
  nav h1 img{
    /* height:10rem; */
    height: 6rem;
    margin-top: 3rem;
  }
  .marTop-11rem{
    margin-top: 11rem;
  }
  .marBop-2rem{
    margin-bottom: 2rem;
  }
  .Banner{
    position: relative;
    height:840px;
    background: #fff;
    margin-top: 11rem;
  }
  .Banner img{
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .swiper{
    overflow: hidden;
    z-index: 1000;
    height: 100%;
  }
  .swiper-container {
    width: 100%;
    height: 100%;
  }
  .swiper-slide {
    text-align: center;
    font-size: 18px;
    background: #ffffff;
     height:100%;
    /* Center slide text vertically */
    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;
  }
  .produck-home{
   /*  padding:0 5rem; */
   padding:0 15rem;
   position: relative;
   z-index: 10000000;
  }
  .morePro{
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: 1rem 0;
  }
  .morePro a{
    display: flex;
    align-items: center;
    font-size: 1rem;
    font-family: Arial;
  }
  .Proshow{
    display: flex;
    flex-wrap: wrap;
    gap:0.5rem;
  }
  .Proshow li{
     flex: 1 0 calc(50% - 0.5rem);
     min-height:460px;
     overflow: hidden;
     position: relative;transition:all .5s;
  }
  .Proshow a::before {transition:all .5s;content: '';  width: 100%;transition:all .5s;
    height: 100%;}
  .Proshow li a img{
    width: 100%;
    height: 100%;
    max-height: 460px;transition:all .5s;
    object-fit: cover;
  } .Proshow li:hover a img{
    transform: scale(1.1);
  }
  .Proshow a:hover::before{
     position: absolute;
     width: 100%;
     height: 100%;
     background: rgba(255, 255, 255,.4);
     content: '';
     transition:all .5s;
     z-index: 100;
  }
 
  footer{
    padding:5rem 15rem;color: #acacac;display: flex;align-items: center;
  }
  footer i{
    margin-left:1.2rem;
    display: flex;
    align-items: center;font-family: Arial;
  }
  .Brand{
    padding:1rem 0;font-family: Arial;
    font-size: 1rem;
    font-weight: 400;color: #747474;
    border-bottom: 1px solid #e9e9e9;
    margin-bottom: 1.6rem;
    position: relative;
  }
  .Brand i{
    font-size: 0.9rem;margin-left:0.3rem;color: #080808;
  }
  .Brand::before{
    content: '';
    position: absolute;
    bottom: -1px;
    width: 10%;
    height: 3px;
    background: #000;
  }
  .List p{
     padding: 0.5rem 0;color: #575757; line-height: 1.8rem; font-weight:360;
  }
  .List img{
    width: 100%;
  }
  .List b{
    font-size: 1.3rem;
    font-weight: 400;
  }
  h2{
    font-weight: 400;
  }
  .wiFont{
    margin-bottom: 2rem;
  }
  .wiFont p{
    padding: 0.1rem 0;
  }
  .cpany{
    display: flex;
    width: 100%;
    flex-direction: column-reverse;
  }
  .cpany .cpany-fot{
    width:50%;
    margin-right:5rem;
  }
  .cpany picture{
     object-fit: contain;
     overflow: hidden;
     max-height: 760px;
     background: #fff;
  }
  .cpany picture img{
    width: 100%;
  }
  .cpany-fot b{
    margin:1rem 0;
    display: block;
  }
  .cpany-fot img{
    width: 10rem;
  }
  #back-top {
	position:fixed;
	width:60px;
	height:60px;
	bottom:30px;
	right:30px;
	background:#ccc;
	text-align:center;
	line-height:60px;
	text-decoration:none;
    z-index: 10000;
}
.im{
    width: 239px;
    height: 433px;
    position: fixed;
    right: 1rem;
    z-index: 100000;
    bottom: 1rem;
}
video{
  width: 100%;
  height: auto;
}

@media screen and (max-width:375px) {
  nav{
    height:6rem;
    padding: 0 1rem;
    width: calc(100% - 1rem);
  }
  nav div{
    height: 5rem;
    overflow: hidden;
  }
  nav h1 img {
    height: 3rem;
    margin-top: 3rem;
}
nav div span{
  margin:2rem 1rem 0;
}
nav div span a i{
  font-size: 0.6rem;
}
.produck-home{
  padding: 0 1rem;
}
.marTop-11rem{
  margin-top: 1rem;
}
.Proshow li{
  min-height: 126px;
}
.wiFont{
  margin-top: 7rem !important;
}
.cpany .cpany-fot{
  width: 100%;
}
.cpany .wiFont{
  margin-top: 1rem !important;
}
footer{
  padding: 1rem 1rem;
  display: flex;
  flex-direction: column;
}
.cpany picture{
  max-height: 200px;
}
.Banner{
  margin-top: 6rem;
  height:228px;
}
.swiper-button-next, .swiper-button-prev{
  opacity: 0;
}
.produck-home{
  margin-top: 6rem !important;
}
.Banner~.produck-home{
  margin-top: 1rem !important;
}
#map{
   height: 260px !important;
}
#contact_content{
  width: 100% !important;
}
}
@media screen and (max-width:414px) {
  nav{
    height:6rem;
    padding: 0 1rem;
    width: calc(100% - 1rem);
  }
  nav div{
    height: 5rem;
    overflow: hidden;
  }
  nav h1 img {
    height: 3rem;
   margin-top: 3rem;
}
nav div span{
  margin:2rem 1rem 0;
}
nav div span a i{
  font-size: 0.7rem;
}
.produck-home{
  padding: 0 1rem;
}
.marTop-11rem{
  margin-top: 1rem;
}
.Proshow li{
  min-height: 126px;
}
.wiFont{
  margin-top: 7rem !important;
}
.cpany .cpany-fot{
  width: 100%;
}
.cpany .wiFont{
  margin-top: 1rem !important;
}
footer{
  padding: 1rem 1rem;
  display: flex;
  flex-direction: column;
}
.cpany picture{
  max-height: 200px;
}
.Banner{
  margin-top: 6rem;
  height:288px;
}
.swiper-button-next, .swiper-button-prev{
  opacity: 0;
}
.produck-home{
  margin-top: 6rem !important;
}
.Banner~.produck-home{
  margin-top: 1rem !important;
}
#map{
  height: 280px !important;
}
#contact_content{
  width: 100% !important;
}
}
@media screen and (max-width:480px) {
  nav{
    height:6rem;
    padding: 0 1rem;
    width: calc(100% - 1rem);
  }
  nav div{
    height: 5rem;
    overflow: hidden;
  }
  nav h1 img {
    height: 3rem;
   margin-top: 3rem;
}
nav div span{
  margin:2rem 1rem 0;
}
nav div span a i{
  font-size: 0.6rem;
}
.produck-home{
  padding: 0 1rem;
}
.marTop-11rem{
  margin-top: 1rem;
}
.Proshow li{
  min-height: 126px;
}
.wiFont{
  margin-top: 7rem !important;
}
.cpany .cpany-fot{
  width: 100%;
}
.cpany .wiFont{
  margin-top: 1rem !important;
}
footer{
  padding: 1rem 1rem;
  display: flex;
  flex-direction: column;
}
.cpany picture{
  max-height: 200px;
}
.Banner{
  margin-top: 6rem;
  height:244px;
}
.swiper-button-next, .swiper-button-prev{
  opacity: 0;
}
.produck-home{
  margin-top: 6rem !important;
}
.Banner~.produck-home{
  margin-top: 1rem !important;
}
#contact_content{
  width: 100% !important;
}
}

@media screen and (max-width:820px) {
  nav{
    height:6rem;
    padding: 0 1rem;
    width: calc(100% - 1rem);
  }
  nav div{
    height:6rem;
    overflow: hidden;
  }
  nav h1 img {
   /*  height:6rem; */
   height: 3rem;
   margin-top: 3rem;
}
nav div span{
  margin:2rem 1rem 0;
}
nav div span a{
  font-size: 0.9rem;
}
nav div span a i{
  font-size: 0.6rem;
}
.produck-home{
  padding: 0 1rem;
}
.marTop-11rem{
  margin-top: 1rem;
}
.Proshow li{
  min-height: 126px;
}
.wiFont{
  margin-top: 9rem !important;
}
.cpany .cpany-fot{
  width: 100%;
}
.cpany .wiFont{
  margin-top: 1rem !important;
}
footer{
  padding: 1rem 1rem;
  display: flex;
  flex-direction: column;
}
.cpany picture{
  max-height: 320px;
}
.Banner{
  margin-top: 7rem;
  height:244px;
}
.swiper-button-next, .swiper-button-prev{
  opacity: 0;
}
.produck-home{
  margin-top: 8rem !important;
}
.Banner~.produck-home{
  margin-top: 1rem !important;
}
#map{
  height: 300px !important;
}
#contact_content{
  width: 100% !important;
}
}