.por {
  position: relative;
}



.ovh {
  overflow: hidden;
}



.loader {
  width: 50px;
  height: 50px;
  position: fixed;
  top: 50%;
  left: 50%;
  margin: -25px 0 0 -25px;
  font-size: 10px;
  border-top: 2px solid rgba(0, 0, 0, 0.08);
  border-right: 2px solid rgba(0, 0, 0, 0.08);
  border-bottom: 2px solid rgba(0, 0, 0, 0.08);
  border-left: 2px solid rgba(0, 0, 0, 0.5);
  border-radius: 50%;
  animation: spinner 700ms infinite linear;
}

.loader.white {
  border-top: 2px solid rgba(255, 255, 255, 0.08);
  border-right: 2px solid rgba(255, 255, 255, 0.08);
  border-bottom: 2px solid rgba(255, 255, 255, 0.08);
  border-left: 2px solid rgba(255, 255, 255, 0.5);
}

@keyframes spinner {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
/*手机上a链接有黑色透明底怎么去掉
给a加这个样式*/





/*弹性盒样式*/
.f-no {
  display: flex;
  flex-flow: row wrap;
}

.f-no-c-center {
  display: flex;
  flex-flow: row wrap;
  justify-content: center;
  align-items: center;
}


/*响应隐藏样式*/
.pc-block {
  display: block;
}

.pc-block-768 {
  display: block;
}

.pc-block-767 {
  display: block;
}

.m-block {
  display: none;
}

.m-block-767 {
  display: none;
}

.m-block-768 {
  display: none;
}

@media (max-width: 1024px) {
  .pc-block {
    display: none;
  }

  .m-block {
    display: block;
  }
}
@media (max-width: 768px) {
  .pc-block-768 {
    display: none;
  }

  .m-block-768 {
    display: block;
  }
}
@media (max-width: 767px) {
  .pc-block-767 {
    display: none;
  }

  .m-block-767 {
    display: block;
  }
}
/*常用样式类名*/
.img-cover {
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}


.loader-line {
  width: 50vw;
  max-width: 300px;
  height: 2px;
  background: #A96B41;
  overflow: hidden;
}

.loader-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
}

.loader-icon .line {
  fill: none;
  stroke: #fff;
  stroke-width: 4px;
  stroke-linecap: round;
  -webkit-transform-origin: 50% 50%;
  -ms-transform-origin: 50% 50%;
  transform-origin: 50% 50%;
  -webkit-transform: rotate3d(0, 0, 1, 0deg);
  transform: rotate3d(0, 0, 1, 0deg);
}

.ibanner {
  height: calc(100vh - 90px);
}
.ibanner .swiper-slide {
  height: calc(100vh - 90px);
  overflow: hidden;
}
.ibanner #video {
  width: 100vw;
  height: calc(100vh - 100px);
  object-fit: cover;
  position: relative;
}
.ibanner #video2 {
  width: 100vw;
  height: calc(100vh - 100px);
  object-fit: cover;
  position: relative;
  opacity: 0;
  visibility: hidden;
  display: none;
}
.ibanner .videoswiper-slide.active #video {
  opacity: 0;
  visibility: hidden;
  display: none;
}
.ibanner .videoswiper-slide.active #video2 {
  opacity: 1;
  visibility: visible;
  display: block;
}
.ibanner .bg {
  height: calc(100vh);
}
.ibanner .text {
  z-index: 5;
  top: 0;
  padding-top: 16.3vh;
}
.ibanner .tit2 {
  color: #1e2226;
  margin-bottom: .5rem;
}
.ibanner .iconbtn {
  width: 1.25rem;
  height: 1.25rem;
  border-radius: 50%;
  border: 1px solid #1e2226;
  cursor: pointer;
  transition: all 0.3s ease 0s;
  position: relative;
}
.ibanner .iconbtn:before {
  content: "";
  display: block;
  width: 0;
  height: 0;
  left: 50%;
  top: 50%;
  transition: all 0.3s ease 0s;
  position: absolute;
  border-radius: 50%;
  overflow: hidden;
}
.ibanner .iconbtn .icon {
  width: 35px;
  height: 25px;
  fill: #1e2226;
  transition: all 0.3s ease 0s;
  position: relative;
  z-index: 4;
}
.ibanner .iconbtn:hover {
  border: 1px solid transparent;
}
.ibanner .iconbtn:hover .icon {
  fill: #fff;
}
.ibanner .iconbtn:hover:before {
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background-color: #1e2226;
}
.ibanner .banner-pagination {
  bottom: 20px !important;
}
.ibanner .banner-pagination:before {
  content: "";
  position: absolute;
  width: 100%;
  left: 0;
  height: 1px;
  border-left: 1px dashed #fff;
  top: 50%;
  z-index: 3;
}
.ibanner .banner-pagination span {
  width: 16px;
  height: 16px;
  
  position: relative;
  background: transparent;
  opacity: 1;
  margin: 0 .35rem !important;
}
.ibanner .banner-pagination span:before {
  content: "";
  position: absolute;
  border-radius: 100%;
  width: 8px;
  height: 8px;
  background: #fff;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.ibanner .banner-pagination span:after {
  content: "";
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 100%;
  border: 1px solid #fff;
  
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  transform: scale(0, 0);
}
.ibanner .banner-pagination span.swiper-pagination-bullet-active:after {
  transform: translate(-50%, -50%) scale(1, 1);
}

@media (max-width: 767px) {
  /*.ibanner .banner-pagination span:after{
    width:14px;
    height:14px;
  }
  .ibanner .banner-pagination span:before{
    width:5px;
    height:5px;
  }*/
  .ibanner .iconbtn .icon {
    width: 18px;
    height: 18px;
  }

  /* .ibanner .text{
     padding-top:0;
     top:-5.5rem;
   }
   .ibanner .bg{
     margin-top:6.5rem;
   }
   .ibanner,.ibanner .swiper-slide{
     height:calc(100vh + 50px);
   }*/
  .ibanner .text {
    padding-top: 12.3vh;
  }
}