.product-line {
    position: relative;
    height: 100vh;
    overflow: hidden;
  }
  .product-swiper {
    height: 100%;
  }
  .pro-slide {
    overflow: hidden;
  }
  .pro-slide.swiper-slide-active figure img {
    -webkit-transform: scale(1);
    -moz-transform: scale(1);
    -ms-transform: scale(1);
    -o-transform: scale(1);
    transform: scale(1);
    -webkit-transition: 5s linear;
    -o-transition: 5s linear;
    -moz-transition: 5s linear;
    transition: 5s linear;
  }
  .pro-slide.swiper-slide-active .product-pg img {
    opacity: 1;
    -webkit-transform: scale(1);
    -moz-transform: scale(1);
    -ms-transform: scale(1);
    -o-transform: scale(1);
    transform: scale(1);
  }
  .pro-slide.swiper-slide-active .pro-text h4 {
    opacity: 1;
    -webkit-transform: translateY(0px);
    -moz-transform: translateY(0px);
    -ms-transform: translateY(0px);
    -o-transform: translateY(0px);
    transform: translateY(0px);
    -webkit-transition-delay: 0.3s;
    -moz-transition-delay: 0.3s;
    -o-transition-delay: 0.3s;
    transition-delay: 0.3s;
  }
  .pro-slide.swiper-slide-active .pro-text strong,
  .pro-slide.swiper-slide-active .pro-text p,
  .pro-slide.swiper-slide-active .pro-text span {
    -webkit-clip-path: inset(0 0 0 0);
    clip-path: inset(0 0 0 0);
    -webkit-transition-delay: 0.5s;
    -moz-transition-delay: 0.5s;
    -o-transition-delay: 0.5s;
    transition-delay: 0.5s;
  }
  .pro-slide.swiper-slide-active .pro-text p {
    -webkit-transition-delay: 0.75s;
    -moz-transition-delay: 0.75s;
    -o-transition-delay: 0.75s;
    transition-delay: 0.75s;
  }
  .pro-slide.swiper-slide-active .pro-text span {
    -webkit-transition-delay: 1s;
    -moz-transition-delay: 1s;
    -o-transition-delay: 1s;
    transition-delay: 1s;
  }
  .pro-slide a {
    display: block;
  }
  .pro-slide figure {
    display: block;
    line-height: 1;
    overflow: hidden;
  }
  .pro-slide figure img {
    display: block;
    position: relative;
    -webkit-transform: scale(1.15);
    -moz-transform: scale(1.15);
    -ms-transform: scale(1.15);
    -o-transform: scale(1.15);
    transform: scale(1.15);
    -webkit-transition: 1.8s 1s;
    -o-transition: 1.8s 1s;
    -moz-transition: 1.8s 1s;
    transition: 1.8s 1s;
  }
  .pro-text {
    position: absolute;
    left: 12.5%;
    top: 40%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
  }
  .pro-text h4 {
    display: block;
    position: relative; z-index: 2;
    padding-bottom: 72px;
    line-height: 1;
    color: #fff;
    font-size: 3.7rem;
    opacity: 0;
    -webkit-transform: translateY(-50px);
    -moz-transform: translateY(-50px);
    -ms-transform: translateY(-50px);
    -o-transform: translateY(-50px);
    transform: translateY(-50px);
    -webkit-transition: 0.58s;
    -o-transition: 0.58s;
    -moz-transition: 0.58s;
    transition: 0.58s;
  }
  .pro-text h4:before {
    position: absolute;
    left: 0;
    bottom: 0;
    content: "";
    width: 46px;
    height: 2px;
    background: #fff;
  }
  .pro-text i{position: absolute;left:-49%;top:-12%;font-style:normal;font-size: 8rem;color: #fff;text-transform: uppercase;opacity:0.03;z-index: 1;font-family: neutra_text_tf;}
  .pro-text strong {
    display: block;
    margin-top: 60px;
    margin-bottom: 40px;
    line-height: 1.2;
    color: #fff;
    font-size: 2.8rem;
    font-weight: normal;
    -webkit-clip-path: inset(0 100% 0 0);
    clip-path: inset(0 100% 0 0);
    -webkit-transition: -webkit-clip-path 1s;
    transition: -webkit-clip-path 1s;
    -o-transition: clip-path 1s;
    -moz-transition: clip-path 1s;
    transition: clip-path 1s;
    transition: clip-path 1s, -webkit-clip-path 1s;
  }
  .pro-text p {
    color: #fff;
    font-size: 1.06rem;line-height: 2;
    width: 600px;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    display: -ms-box;
    display: -ms-flexbox;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    -webkit-clip-path: inset(0 100% 0 0);
    clip-path: inset(0 100% 0 0);
    -webkit-transition: -webkit-clip-path 1s;
    transition: -webkit-clip-path 1s;
    -o-transition: clip-path 1s;
    -moz-transition: clip-path 1s;
    transition: clip-path 1s;
    transition: clip-path 1s, -webkit-clip-path 1s;
  }
  .pro-text p b {
    font-weight: bold;
  }
  .pro-text span {
    position: relative;
    z-index: 3;
    margin-top: 42px; padding:0 50px 0 0;
    display: inline-block;
    color: #fff;
    font-size: 16px;
    -webkit-clip-path: inset(0 100% 0 0);
    clip-path: inset(0 100% 0 0);
    -webkit-transition: -webkit-clip-path 0.5s;
    transition: -webkit-clip-path 0.5s;
    -o-transition: clip-path 0.5s;
    -moz-transition: clip-path 0.5s;
    transition: clip-path 0.5s;
    transition: clip-path 0.5s, -webkit-clip-path 0.5s;
  }
  .pro-text span:before {
    content: "";
    width: 33px;
    height: 16px;
    background:url(../sichuan/jiantou.png);
    position: absolute;
    right: 0;
    bottom: 0;
    transition: 0.3s;
    z-index: -1;
  }
  .pro-text span:hover,
  .pro-text span.active {
    color: #fff;
  }
  .pro-text span:hover:before,
  .pro-text span.active:before {
    right: 5px;
  }
  .product-pg {
    position: absolute;
    right: 14.58%;
    top: 7%;
    height: 100%;
  }
  .product-pg img {
    display: block;
    height: 79%;
    width: auto;
    -webkit-transition: 2s;
    -o-transition: 2s;
    -moz-transition: 2s;
    transition: 2s;
    opacity: 0;
    -webkit-transform: scale(0);
    -moz-transform: scale(0);
    -ms-transform: scale(0);
    -o-transform: scale(0);
    transform: scale(0);
  }
  .product-tab-btn {
    position: absolute;
    left: 0;
    bottom: 66px;
    z-index: 10;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding: 0 12.5%;
    width: 100%;
    border-top: 1px solid rgba(255, 255, 255, 0.4);
  }
  .product-tab-list {
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    position: relative;
  }
  .product-tab-list li {
    position: relative;
    -webkit-flex: 1;
    -moz-box-flex: 1;
    -ms-flex: 1;
    flex: 1;
  }
  .product-tab-list li:hover i:before,
  .product-tab-list li.active i:before {
    -webkit-transform: scale(1);
    -moz-transform: scale(1);
    -ms-transform: scale(1);
    -o-transform: scale(1);
    transform: scale(1);
  }
  .product-tab-list li .product-wr {
    display: inline-block;
  }
  .product-tab-list li.active:before {
    -webkit-transform: scaleX(1);
    -moz-transform: scaleX(1);
    -ms-transform: scaleX(1);
    -o-transform: scaleX(1);
    transform: scaleX(1);
    -webkit-transform-origin: left center;
    -moz-transform-origin: left center;
    -ms-transform-origin: left center;
    -o-transform-origin: left center;
    transform-origin: left center;
    -webkit-transition: 2s 1.5s linear transform;
    -o-transition: 2s 1.5s linear transform;
    -moz-transition: 2s 1.5s linear transform;
    transition: 2s 1.5s linear transform;
  }
  .product-tab-list li:first-child:before {
    left: 0;
    width: -webkit-calc(130%);
    width: -moz-calc(130%);
    width: calc(100% + 30px);
  }
  .product-tab-list li:first-child .product-wr {
    text-align: left;
  }
  .product-tab-list li:first-child .product-wr i {
    margin-left: 0;
  }
  .product-tab-list li:first-child .product-wr span {
    text-align: left;
  }
  .product-tab-list li:nth-child(5):before {
    width: -webkit-calc(94%);
    width: -moz-calc(94%);
    width: calc(94%);
  }
  .product-tab-list li:last-child {
    -webkit-flex: none;
    -moz-box-flex: 0;
    -ms-flex: none;
    flex: none;
  }
  .product-tab-list li:last-child:before {
    width: 14vw;
    left: 17px;
  }
  .product-tab-list li:before {
    position: absolute;
    left: 33px;
    top: -1px;
    content: "";
    width: 100%;
    height: 1px;
    background: #fff;
    -webkit-transform: scaleX(0);
    -moz-transform: scaleX(0);
    -ms-transform: scaleX(0);
    -o-transform: scaleX(0);
    transform: scaleX(0);
    -webkit-transform-origin: right center;
    -moz-transform-origin: right center;
    -ms-transform-origin: right center;
    -o-transform-origin: right center;
    transform-origin: right center;
    -webkit-transition: 2s 0s linear transform;
    -o-transition: 2s 0s linear transform;
    -moz-transition: 2s 0s linear transform;
    transition: 2s 0s linear transform;
  }
  .product-tab-list li i {
    display: block;
    position: relative;
    margin: auto;
    margin-top: -4px;
    width: 8px;
    height: 8px;
    background: #fff;
    border-radius: 50%;
  }
  .product-tab-list li i:before {
    position: absolute;
    left: 50%;
    top: 50%;
    margin-left: -8px;
    margin-top: -8px;
    content: "";
    width: 16px;
    height: 16px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    -webkit-transform: scale(0);
    -moz-transform: scale(0);
    -ms-transform: scale(0);
    -o-transform: scale(0);
    transform: scale(0);
    -webkit-transition: 0.45s cubic-bezier(0.86, 0, 0.07, 1);
    -o-transition: 0.45s cubic-bezier(0.86, 0, 0.07, 1);
    -moz-transition: 0.45s cubic-bezier(0.86, 0, 0.07, 1);
    transition: 0.45s cubic-bezier(0.86, 0, 0.07, 1);
  }
  .product-tab-list li span {
    display: block;
    text-align: center;
    margin-top: 20px;
    line-height: 1;
    color: #fff;
    font-size: 1.2rem;
  }
  .pro-numble {
    position: absolute;
    left: 12.5%;
    bottom: 140px;
    line-height: 1;
    display: -webkit-flex;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    color: #fff;
    font-size: 18px;
    font-family: "Times New Roman";
    z-index: 10;
    -webkit-align-items: flex-end;
    -moz-box-align: end;
    -ms-flex-align: end;
    align-items: flex-end;
  }
  .pro-numble b {
    position: relative;
    top: 2px;
    margin-right: 4px;
    font-size: 36px;
    font-weight: normal;
  }
  .pro-numble span {
    margin-left: 4px;
  }
  @media only screen and (max-width:1800px){ 
    .product-tab-btn{padding: 0 5.5%;}
    .pro-numble{ left: 5.5%;}
    .product-pg { right: 6%;}
    .pro-text{ left: 6%;}
    .pro-text h4{font-size: 3rem;}
  }
  @media only screen and (max-width:1440px){ 
    .pro-text h4{font-size: 2.4rem;}
    .pro-text strong{font-size: 1.8rem;}
    .product-tab-list li span{font-size: 1.05rem;}
    .pro-text i{font-size: 7rem;}
    .pro-text h4{ padding-bottom: 40px;}
    .pro-text strong{    margin-top: 30px; margin-bottom: 30px;}
    .pro-text p{font-size: 0.95rem;}
    .pro-text span{ margin-top: 20px;font-size: 15px;}
    .product-pg img{height: 73%;}
    .pro-numble b{font-size: 28px;}
  }
  @media only screen and (max-width:1200px){ 
    .pro-text p{    width: 100%;font-size: 0.95rem;}
    .pro-text i{font-size: 2.5rem;}
    .pro-text h4{ padding-bottom: 30px;font-size: 1.5rem;}
    .pro-text strong{    margin-top: 30px;font-size: 1.2rem;}
    .pro-text{top:80px;}
    .product-pg {
      height: 60%;
      top: auto;
      bottom: 5%;
    }
    .pro-text {
      left: 5%;
      right: 5%;
      bottom: auto;
      top: 80px;
      -webkit-transform: translateY(0px);
      -moz-transform: translateY(0px);
      -ms-transform: translateY(0px);
      -o-transform: translateY(0px);
      transform: translateY(0px);
    }
    
    .product-tab-list li span{font-size: 0.9rem;}
    .product-tab-btn{    padding: 0 1.5%;}
  }