.tab_switch{
  display: flex;
  width: 68%;
  position: fixed;
  top: 0%;
  right: 0%;
  z-index: 99;
  background: #000;
  padding-top: 3%;
}
.switch{
  border: 1px solid #0468FE;
    display: inline-block;
    height: 3vw;
    padding: 1% 5%;
    border-radius: 3vw;
    margin-bottom: 3%;
    color: #fff;
    font-size: 1.2vw;
    cursor: pointer;
  
    user-select: none;
}
#auto{
  margin-left: -4.3%;
}

.tab_switch_off{
  display: flex;
  width: 100%;
  margin-left: 2%;
  padding-bottom: 2%;
}
.tab_switch_off h1{
  color: #fff;
  text-transform: capitalize;
  font: 700 3.5vw Montserrat, sans-serif;
}
.switch.active, .switch:hover {
  background-color: #0468FE;
  border: 1px solid #0468FE;
}

.ow{
 
 position: relative;
 margin-bottom: 5%;
}

.ow_tex h1{
  color: #fff;
  text-transform: capitalize;
  font: 700 3.5vw Montserrat, sans-serif;
}
.ow_tex h2{
  color: #fff;
  text-transform: lowercase;
  font: 200 1vw Montserrat, sans-serif;
  margin-top: 3vw;
}
.case_list{
  margin: 3% 0;
  overflow: hidden;
  padding-right: 5%;
  min-height: 50vh;
  /* height: 90vw; */
}

.column__item{
  width: 100%;
}
.column__item-imgwrap {
  width: 100%;
  padding-right: 10%;
  padding-top: 10%;
  position: relative;
  
}
.bo{
  position: absolute;
  top: 50%;
  left: 40%;
}
.bo img{
  width: 80% !important;
}
.column__item-imgwrap img{
  width: 100%; border-radius: 3%;
  transition: transform 1s ease;
}
.column__item-imgwrap img:hover{
  transform: scale(.95);
}
.column{
  height: 40vw;
  transition: transform 40000ms linear 0s;
  cursor: pointer;
}
.column-wrap--up{
  animation: scroll_top 12s linear infinite;
}
.column-wrap--dwon{
  animation: scroll_top 12s linear infinite;
  animation-direction: reverse;
}

@keyframes scroll_top {
  from {
    transform: translateY(0%);
    
  }
  to {
    transform: translateY(-100%);
  }
}

.yuan{
  position: fixed;
  bottom: 3%;
  right: 2%;
  width: 12%;
  z-index: 99;
}
.xue{
  position: fixed;
  top: 30%;
  left: -8%;
  width: 30%;
  z-index: 99;
}
.xue img{
  width: 100%;
 
}
.yuan img{
  width: 100%;
  animation: rotate 10s 0.5s infinite linear;
}
@keyframes rotate{
	from{ -webkit-transform :rotate(0deg); -moz-transform: rotate(0deg);;   -ms-transform: rotate(0deg); -o-transform: rotate(0deg); transform: rotate(0deg);}
	to{-webkit-transform :  rotate(359deg); -moz-transform:  rotate(359deg); -ms-transform:  rotate(359deg); -o-transform:  rotate(359deg); transform: rotate(359deg) ;}
}
.nav_list{
  position: fixed;
  top: 27%;
  left: 5%;
  z-index: 1;
  width: 9%;
}
.nav_list a{
  border: 1px solid #fff;
  display: inline-block;
  height: 3vw;
  padding: 5% 15%;
  border-radius: 3vw;
  margin-bottom: 10%;
}
.nav_list a.active,.nav_list a:hover{
  background-color: #0468FE;
  border: 1px solid #0468FE;
}
.nav_list a h1{
  color: #fff;
  font-size: 1.2vw;
}
.mexiwave .char {
  -webkit-animation: wave 1s calc(var(--char-index) * 0.2s) ease infinite;
          animation: wave 1s calc(var(--char-index) * 0.2s) ease infinite;
}
@-webkit-keyframes wave {
  50% {
    transform: translate(0, -5%);
  }
}
@keyframes wave {
  50% {
    transform: translate(0, -5%);
  }
}
.film{
  padding: 0 3vw;

}
.flim_tit{
  position: relative;
}
.flim_tit h1{
  display: inline-block;
  font-size: 1.3vw;
  line-height: 2vw;
  color: #000;
  font-weight: 700;
  font-family: Montserrat, sans-serif;
}
.flim_tit img{
  position: absolute;
  width: 6%;
  right: 5%;
  top: 20%;
}
.film h2{
  font-family: Montserrat, sans-serif;
  font-weight: 400;
  font-size: .8vw;
  line-height: 1.2vw;
  padding-right: 1vw;
  color: #000;
  margin-top: 0.8vw;
}
.item_film{
  margin: 1vw 2.75vw 5vw !important;
}
.item_visual{
  margin: 0 !important;
  width: 100% !important;
  border-radius: 0 !important;
}
.column__item_img img{
  width: 100%;
  transition: transform 0.6s ease;
}
.column-wrap-visual{
  padding: 0 !important;
}
.column__item_img{
  height: 23vw;
  overflow: hidden;
  position: relative;
}
.column__item_img img:hover{
  transform: scale(1.1);
}
.item_visual_img_tit{
  position: absolute;
  height: 100%;
  width: 100%;
  background: rgba(0, 0, 0, 0.5);
  top: 0;
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  align-content: center;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: opacity 0.5s ease;
  color: #fff;
}
.video-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 9999;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}
.video-container {
  position: relative;
  height: 60%;
  
}
.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  
}
.case_li{
  height: 18vw;
    position: relative;
    background-repeat: no-repeat;
    background-size: cover;
    cursor: pointer;
    width: 46% !important;
    transition: transform 0.6s ease;
    overflow: hidden;
    background-position: center center;
    margin-right: 3%;
    margin-top: 3%;
    border-radius: 0.5vw;
}
.case_li.v_a{
  width: 30% !important;
  height: 12vw !important;
}
.case_li:hover{
  transform: scale(.95);
  
}
.case_li.thre{
  height: 11vw;
  margin: 1%;
  width: 31% !important;
  
}
.bf {
  position: absolute;
  top: 31%;
  left: 41%;
  width: 18% !important;
  transition: transform 1s ease;
}
.case_li img{
  width: 100%;
  padding: 5% 3%;
 
}
.case_li h1{
  color: #fff;
  margin-top: 5%;
  margin-left: 10%;
  font: 200 1.5vw Montserrat, sans-serif;
}
.tag_list{
  position: fixed;
  top: 27%;
  left: 18%;
  z-index: 1;
  width: 10%;
}
.tag_list a{
  border-bottom: 1px solid #888888;
    display: inline-block;
    height: 3vw;
    padding: 5% 15%;
    margin-bottom: 10%;
  color: #fff;
  width: 100%;
  font-size: 1vw;
  transition: transform 1s ease;
  padding-right: 5%;
}
.tag_list a.active{
  font-weight: 600;
  color: #0468FE;
  border-bottom: 1px solid #0468FE;
}
.v_test{
  height: 100%;
  display: flex;
    flex-direction: row;
    justify-content: center;
}