button:focus{
  outline:none;
}
/*header*/
.header{
  background: #FFFFFF;
}
.navbar{
  width: 100%;
  padding: 0 6.5rem;
}
.navbar-content{
  width: 100%;
  height: 72px;
}
.navbar-collapse{
  background-color: #ffffff;
}

.nav-prand>img{
  width: 150px;
}
.navbar-nav{
  padding-top: 13px;
}
.nav-item{
  margin-left: 40px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 500;
  font-size: 16px;
  color: #000000;
  line-height: 16px;
  white-space: nowrap;
}
.nav-item .sub-text{
  margin-top: 6px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 12px;
  color: rgba(0, 0, 0, 0.3);
  line-height: 12px;
}
.nav-item a:hover {
  text-decoration: none;
  color: #0BCC8B;
}
.navbar-toggler{
  padding: 0;
}
.navbar-toggler img{
  height: 36px;
}
.navbar-toggler[aria-expanded=false] .icon_close{
  display: none;
}
.navbar-toggler[aria-expanded=true] .icon_unfold{
  display: none;
}

@media(max-width: 992px) {
  .navbar{
    padding-bottom: 0;
    padding: 0;
  }
  .nav-prand{
    margin-left: 24px;
  }
  .navbar-toggler{
    margin-right: 24px;
  }
  .nav-item{
    margin: 0;
    display: flex;
    justify-content: center;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding: 1.4rem 0;
  }

  .footer {
    padding-top: 2rem;
  }
  .contact-us{
    flex-direction: column;
    padding: 0 9px;
  }
  .contact-us .left{
    margin-bottom: 14px;
  }
  .contact-us .right .address{
    margin-bottom: 1rem !important;
  }
  .follow-us{
    margin-top: 2rem;
    padding: 0 9px;
  }
  .footer-bottom{
    margin-top: 3rem !important;
  }
  .copyright-left{
    margin-left: 9px;
    margin-bottom: 1rem;
    flex-wrap: wrap;
  }
  .copyright-left>div{
    width: 40%;
    margin-bottom: 1.2rem;
  }
  .copyright-right{
    text-align: center;
  }
}
@media(min-width: 768px) {
  .pc {
    display: flex !important;
  }
  .m {
    display: none !important;
  }
}
@media(max-width: 768px) {
  .pc {
      display: none !important;
    }
    .m {
      display: block !important;
    }
}
@media(min-width:1200px) {
  .navbar {
    width: 1100px;
    padding: 0 !important;
    margin: 0 auto;
  }
  .footer-top>div{
    width: 1140px;
    margin: 0 auto;
  }
  .footer-bottom>div{
    width: 1140px;
    margin: 0 auto;
  }
}

/*footer*/
.footer {
  padding-top: 3.57rem;
  background-color: #000000;
}
.contact-us .left{
  margin-right: 50px;
  white-space: nowrap;
  font-family: Poppins;
  font-size: 20px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  line-height: 25px;
}
.contact-us .right .address{
  margin-bottom: 34px;
}
.contact-us .right .title{
  margin-bottom: 12px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 500;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.8);
  line-height: 20px;
}
.contact-us .right .title .icon{
  margin-right: 6px;
  width: 20px;
}
.contact-us .right .text{
  padding-right: 20px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 20px;
}
.follow-us .title{
  font-family: Poppins;
  font-size: 20px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  line-height: 25px;
}
.follow-us .icon-list>div{
  margin-top: 14px;
  margin-right: 20px;
  width: 40px;
  height: 40px;
}
.follow-us .icon-list .icon1{
    background-image: url(../img/index/bottombar_icon_x_nom.png);
    background-repeat: no-repeat;
    background-size: 100%;
}
.follow-us .icon-list .bg-icon1 {
  width: 100%;
  height: 100%;
  background-image: url(../img/index/bottombar_icon_x_hover.png);
  background-repeat: no-repeat;
  background-size: 100%;
}
.follow-us .icon-list .bg-icon1:hover {
  background-size: 0;
} 
.follow-us .icon-list .icon2 {
  background-image: url(../img/index/bottombar_icon_facebook_hover.png);
  background-repeat: no-repeat;
  background-size: 100%;
}
.follow-us .icon-list .bg-icon2 {
  width: 100%;
  height: 100%;
  background-image: url(../img/index/bottombar_icon_facebook_nom.png);
  background-repeat: no-repeat;
  background-size: 100%;
}
.follow-us .icon-list .bg-icon2:hover {
  background-size: 0;
}
.follow-us .icon-list .icon3 {
  background-image: url(../img/index/bottombar_icon_youtube_hover.png);
  background-repeat: no-repeat;
  background-size: 100%;
}
.follow-us .icon-list .bg-icon3 {
  width: 100%;
  height: 100%;
  background-image: url(../img/index/bottombar_icon_youtube_nom.png);
  background-repeat: no-repeat;
  background-size: 100%;
}

.follow-us .icon-list .bg-icon3:hover {
  background-size: 0;
}
.follow-us .icon-list .icon4 {
  background-image: url(../img/index/bottombar_icon_ins_hover.png);
  background-repeat: no-repeat;
  background-size: 100%;
}
.follow-us .icon-list .bg-icon4 {
  width: 100%;
  height: 100%;
  background-image: url(../img/index/bottombar_icon_ins_nom.png);
  background-repeat: no-repeat;
  background-size: 100%;
}

.follow-us .icon-list .bg-icon4:hover {
  background-size: 0;
}

.footer{
  padding-left: 0px !important;
  padding-right: 0px !important;
}
.footer>div{
  padding-left: 20px;
  padding-right: 20px;
}
.footer-bottom{
  margin-top: 5.7rem;
  padding: 1.3rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
  /* box-shadow: inset 0px 1px 3px 0px rgba(255, 255, 255, 0.3); */
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.4);
  line-height: 14px;
}
.footer-bottom .copyright-left>div{
  margin-right: 1.5rem;
}

@media(min-width: 992px) {
  .follow-us-box{
    display: flex;
    justify-content: flex-end;
  }
  .copyright-right{
    text-align: end;
  }
}



.go-top{
  width: 4.3rem;
  height: 4.3rem;
  background-image: url('../img/index/layer_icon_top_hover.png');
  background-repeat: no-repeat;
  background-size: 100%;
  position: fixed;
  right: 40px;
  bottom: 80px;
  z-index: 999;
  display: none;
}
.go-top img{
  width: 100%;
  height: 100%;
}
.go-top img:hover{
  opacity: 0;
}
@media(max-width: 576px) {
  .go-top{
    width: 50px;
    height: 50px;
    right: 40px;
  }
}

/* common */
/* 弹性布局 */
.flex {
  display: flex;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
}

.flex-v {
  -webkit-box-orient: vertical;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}

.flex-1 {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
}

.flex-wrap {
  flex-wrap: wrap;
  -webkit-flex-wrap: wrap;
}

.flex-align-center {
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}

.flex-align-end {
  -webkit-box-align: end;
  -webkit-align-items: end;
  -ms-flex-align: end;
  align-items: end;
}

.flex-pack-center {
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.flex-pack-justify {
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.flex-pack-end {
  justify-content: flex-end;
}

.flex-shrink0 {
  flex-shrink: 0;
}

.pointer {
  cursor: pointer;
}