.header {
  background: linear-gradient(180deg, rgba(17, 17, 17, 0.9) 2%, rgba(17, 17, 17, 0) 100%);
  backdrop-filter: blur(12px)
}

.goTop {
  right: 3.75vw;
  bottom: 2.1875vw
}

.kfv {
  position: fixed;
  right: 1.66667vw;
  bottom: 0vw;
  width: 6.875vw;
  mix-blend-mode: screen;
  z-index: 100;
  transition: all 600ms;
  cursor: pointer;
  display: block
}

.kfv.on {
  opacity: 1;
  pointer-events: auto;
  bottom: 6.61458vw
}

.kfv-wrap video:nth-child(2) {
  opacity: 0 !important
}

.kfv-wrap .online {
  position: fixed;
  right: 6.66667vw;
  bottom: 3.54167vw;
  width: 9.16667vw;
  background: url(../images/support/qp2.png) no-repeat;
  background-size: 100% 100%;
  backdrop-filter: blur(6px);
  padding: .52083vw .52083vw .625vw 0;
  color: white;
  text-align: center;
  z-index: 101;
  opacity: 0;
  transition: all 600ms;
  border-radius: .52083vw
}

.kfv-wrap .online .p1 {
  font-family: 'AlibabaPuHuiTi-Medium';
  text-shadow: 0 4px 4px rgba(0, 0, 0, 0.12);
  margin-bottom: .10417vw
}

.kfv-wrap .online.on {
  bottom: 10.15625vw
}

.kfv-wrap:hover video:first-child {
  opacity: 0 !important
}

.kfv-wrap:hover video:nth-child(2) {
  opacity: 1 !important
}

.kfv-wrap:hover .online {
  opacity: 1
}

.banner {
  position: relative
}

.banner .bg {
  display: block;
  width: 100%;
  height: 100vh;
  object-fit: cover
}

.banner .text {
  position: absolute;
  left: 13.95833vw;
  top: 11.97917vw;
  color: #fff
}

.banner .text .t {
  text-shadow: 0 4px 4px rgba(0, 0, 0, 0.12);
  font-family: 'AlibabaPuHuiTi-Bold';
  text-transform: uppercase
}

.banner .text .des {
  opacity: .8;
  font-family: 'AlibabaPuHuiTi-Medium'
}

.banner .search_hero {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 40.41667vw;
  bottom: 7.08333vw
}

.banner .search_hero .s {
  position: relative
}

.banner .search_hero .s input {
  width: 100%;
  border-radius: 8.33333vw;
  outline: none;
  border: 1px solid rgba(255, 255, 255, 0.8);
  background: rgba(130, 130, 130, 0.32);
  backdrop-filter: blur(6px);
  height: 2.91667vw;
  padding-left: 4.375vw;
  font-size: 1.45833vw;
  color: #fff;
  font-family: 'AlibabaPuHuiTi-Regular'
}

.banner .search_hero .s input::placeholder {
  color: rgba(255, 255, 255, 0.6)
}

.banner .search_hero .s .confirm {
  position: absolute;
  left: 1.25vw;
  top: .52083vw;
  cursor: pointer
}

.banner .search_hero .s .confirm img {
  display: block;
  width: 1.875vw
}

.banner .search_hero .s .clear {
  position: absolute;
  right: 1.25vw;
  top: .83333vw;
  cursor: pointer;
  display: none
}

.banner .search_hero .s .clear img {
  display: block;
  width: 1.25vw
}

.banner .search_hero .s .clear.active {
  display: block
}

.banner .search_hero .tags {
  display: flex;
  justify-content: center;
  gap: .83333vw;
  margin-top: 1.25vw
}

.banner .search_hero .tags a {
  padding: .15625vw .88542vw;
  display: block;
  border-radius: 4.6875vw;
  border: 1px solid rgba(255, 255, 255, 0.24);
  background: rgba(96, 96, 96, 0.4);
  backdrop-filter: blur(6px);
  color: rgba(255, 255, 255, 0.8);
  transition: all 600ms
}

.banner .search_hero .tags a:hover {
  color: #fff
}

.container {
  background: url(../images/fbg.png) repeat
}

.container .t {
  color: #7c4bf9;
  text-shadow: 0 4px 4px rgba(0, 0, 0, 0.25);
  font-family: 'AlibabaPuHuiTi-Bold';
  text-align: center
}

.container .sec1 {
  padding: 6.25vw 26.5625vw 8.33333vw
}

.container .sec1 .items {
  display: flex;
  margin-top: 3.75vw;
  justify-content: space-between
}

.container .sec1 .items .item {
  width: 16.77083vw;
  text-align: center
}

.container .sec1 .items .item .pic img {
  display: block;
  width: 100%;
  height: 13.07292vw;
  object-fit: contain;
  transition: all 600ms
}

.container .sec1 .items .item .text {
  margin-top: 1.09375vw;
  color: #fff
}

.container .sec1 .items .item .text .p1 {
  font-family: 'AlibabaPuHuiTi-Medium';
  margin-bottom: .20833vw
}

.container .sec1 .items .item .text .p2 {
  opacity: .8;
  font-family: 'AlibabaPuHuiTi-Light';
}

.container .sec1 .items .item:hover .pic img {
  transform: scale(1.05)
}

.container .sec2 {
  padding: 0 13.33333vw 8.33333vw
}

.container .sec2 .items {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 3.33333vw;
  text-align: center;
  margin-top: 2.91667vw
}

.container .sec2 .items .item {
  padding: .41667vw 0 0;
  height: 15vw;
  border-radius: .83333vw;
  transition: all 600ms
}

.container .sec2 .items .item .icon img {
  display: block;
  width: 8.75vw;
  height: 8.75vw;
  margin: 0 auto;
  object-fit: cover;
  transition: all 600ms;
  opacity: .8
}

.container .sec2 .items .item .p1 {
  color: #FFF;
  font-family: 'AlibabaPuHuiTi-Medium';
  margin-bottom: .20833vw
}

.container .sec2 .items .item .p2 {
  opacity: .8;
  color: #fff;
  font-family: 'AlibabaPuHuiTi-Light';
}

.container .sec2 .items .item:hover {
  background: rgba(255, 255, 255, 0.24)
}

.container .sec2 .items .item:hover .icon img {
  opacity: 1
}

.container .sec3 {
  padding-bottom: 5.83333vw
}

.container .sec3 .items {
  display: flex;
  justify-content: center;
  gap: 6.5625vw;
  margin-top: 5vw
}

.container .sec3 .items a {
  /* font-family: 'AlibabaPuHuiTi-Light'; */
  text-decoration: underline;
  color: #fff;
  opacity: .8;
  display: block;
  transition: all 600ms
}

.container .sec3 .items a:hover {
  opacity: 1
}

@media screen and (max-width: 768px) {
  .goTop {
    right: 20px;
    bottom: 20px
  }

  .kfv {
    right: 0;
    bottom: 60px;
    width: 80px;
    opacity: 1;
    pointer-events: auto
  }

  .kfv-wrap .online {
    right: 60px;
    bottom: 100px;
    width: 130px;
    padding: 6px;
    padding-right: 8px
  }

  .kfv-wrap .online .p1 {
    font-size: 12px
  }

  .kfv-wrap .online .p2 {
    font-size: 9px
  }

  .banner {
    margin-top: 60px
  }

  .banner .bg {
    height: 250px;
    object-fit: cover
  }

  .banner .text {
    left: 5%;
    top: 20px
  }

  .banner .text .t {
    font-size: 18px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    line-height: 1
  }

  .banner .text .des {
    font-size: 14px;
    margin-top: 8px
  }

  .banner .search_hero {
    width: calc(100% - 30px);
    bottom: 20px
  }

  .banner .search_hero .s input {
    height: 40px;
    font-size: 16px;
    padding-left: 48px
  }

  .banner .search_hero .s .confirm {
    left: 12px;
    top: 50%;
    transform: translateY(-50%)
  }

  .banner .search_hero .s .confirm img {
    width: 24px
  }

  .banner .search_hero .s .clear {
    right: 12px;
    top: 50%;
    transform: translateY(-50%)
  }

  .banner .search_hero .s .clear img {
    width: 18px
  }

  .banner .search_hero .tags {
    gap: 10px;
    margin-top: 16px;
    flex-wrap: wrap
  }

  .banner .search_hero .tags a {
    padding: 4px 12px;
    font-size: 12px
  }

  .container {
    background: url(../images/fbg.png) repeat
  }

  .container .t {
    font-size: 24px
  }

  .container .sec1 {
    padding: 30px 5% 60px
  }

  .container .sec1 .items {
    flex-direction: column;
    gap: 30px;
    margin-top: 30px
  }

  .container .sec1 .items .item {
    width: 100%
  }

  .container .sec1 .items .item .pic img {
    height: 180px
  }

  .container .sec1 .items .item .text {
    margin-top: 15px
  }

  .container .sec1 .items .item .text .p1 {
    font-size: 16px
  }

  .container .sec1 .items .item .text .p2 {
    font-size: 14px
  }

  .container .sec2 {
    padding: 0 5% 40px
  }

  .container .sec2 .items {
    grid-template-columns: repeat(2, 1fr);
    gap: 0 20px;
    margin-top: 10px
  }

  .container .sec2 .items .item {
    height: 180px;
    padding: 12px 5px 10px;
    border-radius: 10px
  }

  .container .sec2 .items .item .icon img {
    width: 80px;
    height: 80px
  }

  .container .sec2 .items .item .p1 {
    font-size: 14px
  }

  .container .sec2 .items .item .p2 {
    font-size: 12px
  }

  .container .sec3 {
    padding: 0 5% 40px
  }

  .container .sec3 .t {
    font-size: 22px
  }

  .container .sec3 .items {
    flex-direction: column;
    align-items: center;
    gap: 16px;
    margin-top: 20px
  }

  .container .sec3 .items a {
    font-size: 14px
  }
}