.banner {
  margin-top: 32px;
  width: 100%;
  height: 860px;
  position: relative;
}

.banner::after {
  content: '';
  width: 100%;
  height: 200px;
  background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: 1;
}

.banner .banner_img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.banner .banner_img_mb {
  display: none;
}

.banner .banner_content {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.banner .banner_content .container {
  position: relative;
  height: 100%;
}

.banner .banner_content .banner_box {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding-top: 195px;
}

.banner .banner_content .banner_box h3 {
  color: #fff;
  font-size: 70px;
  position: relative;
}

.banner .banner_content .banner_box h3::after {
  position: absolute;
  top: 100%;
  left: 0;
  content: '';
  overflow: hidden;
  height: 4px;
  width: 92px;
  background-color: #e60d16;
  display: block;
  transform: skewX(-30deg);
  margin-top: 15px;
}

.banner .banner_content .banner_box .banner_text {
  text-align: left;
  width: 730px;
  margin-top: 17px;
  color: #FFF;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 1.7;
  /* 166.667% */
}

.banner .banner_content .banner_box .btn {
  margin-top: 70px;
  color: #fff;
  border-color: #fff;
}

.banner .banner_content .banner_box .btn:hover {
  border-color: #e60d16;
}

.banner .banner_content .crumbs_box {
  position: absolute;
  left: 0;
  bottom: 37px;
  display: flex;
  flex-direction: row;
  align-items: center;
  z-index: 2;
}

.banner .banner_content .crumbs_box a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 30px;
  /* 187.5% */
}

.banner .banner_content .crumbs_box a:hover {
  color: #fff;
}

.banner .banner_content .crumbs_box span {
  margin: 0 5px;
  color: rgba(255, 255, 255, 0.6);
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 30px;
  /* 187.5% */
}

.banner .banner_content .crumbs_box p {
  margin-bottom: 0;
  color: #fff;
  font-size: 16px;
  font-style: normal;
  font-weight: 400;
  line-height: 30px;
  /* 187.5% */
}

.page-tab.fixed {
  z-index: 1001;
  top: 0 !important;
}

.page-tab .page-tab-content ul {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}

.page-tab .page-tab-content ul li {
  margin-right: 90px;
}

.page-tab .page-tab-content ul li a {
  color: #666;
  font-size: 16px;
}

.page-tab .page-tab-content ul li.active a {
  color: #111;
  position: relative;
}

.page-tab .page-tab-content ul li.active a::after {
  content: '';
  width: 100%;
  height: 2px;
  background: #E60012;
  position: absolute;
  bottom: 0;
  left: 0;
}

.page_content {
  width: 100%;
  height: auto;
  padding: 80px 0 0px 0;
}

.page_content .page_c_box {
  width: 100%;
  height: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.page_content .page_c_box .chuangcuhei {
  color: #111;
  text-align: center;
  font-size: 42px;
  font-style: normal;
  font-weight: 400;
  line-height: 50px;
  /* 119.048% */
}

.page_content .page_c_box .chuangcuhei span {
  font-size: 33px;
  font-weight: 500;
}

.page_content .page_c_box .page_c_tab_box {
  margin-top: 14px;
  width: 440px;
  height: 60px;
  border-radius: 4px;
  border: 1px solid #A4A4A4;
  display: flex;
  flex-direction: row;
  align-items: center;
}

.page_content .page_c_box .page_c_tab_box .tab_item {
  width: 50%;
  height: 100%;
  cursor: pointer;
  color: #666;
  text-align: center;
  font-size: 26px;
  font-style: normal;
  font-weight: 400;
  line-height: 32px;
  /* 123.077% */
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}

.page_content .page_c_box .page_c_tab_box .tab_item.active {
  color: #fff;
  border-radius: 4px;
  background: #E60012;
}

@media screen and (max-width: 1440px) {
  .banner {
    margin-top: 1.88889vw;
    width: 100%;
    height: 50.76389vw;
    position: relative;
  }
  .banner::after {
    content: '';
    width: 100%;
    height: 11.80556vw;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 1;
  }
  .banner .banner_img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .banner .banner_content {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
  }
  .banner .banner_content .container {
    position: relative;
    height: 100%;
  }
  .banner .banner_content .banner_box {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding-top: 11.51042vw;
  }
  .banner .banner_content .banner_box h3 {
    color: #fff;
    font-size: 4.13194vw;
  }
  .banner .banner_content .banner_box h3::after {
    position: absolute;
    top: 100%;
    left: 0;
    content: '';
    overflow: hidden;
    height: 0.23611vw;
    width: 5.43056vw;
    background-color: #e60d16;
    display: block;
    transform: skewX(-30deg);
    margin-top: 15px;
  }
  .banner .banner_content .banner_box .banner_text {
    text-align: left;
    width: 43.09028vw;
    margin-top: 1.00347vw;
    color: #FFF;
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.7;
    /* 166.667% */
  }
  .banner .banner_content .banner_box .btn {
    margin-top: 4.13194vw;
    color: #fff;
    border-color: #fff;
  }
  .banner .banner_content .banner_box .btn:hover {
    border-color: #e60d16;
  }
  .banner .banner_content .crumbs_box {
    position: absolute;
    left: 0;
    bottom: 2.18403vw;
    display: flex;
    flex-direction: row;
    align-items: center;
    z-index: 2;
  }
  .banner .banner_content .crumbs_box a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.77083vw;
    /* 187.5% */
  }
  .banner .banner_content .crumbs_box a:hover {
    color: #fff;
  }
  .banner .banner_content .crumbs_box span {
    margin: 0 0.29514vw;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.77083vw;
    /* 187.5% */
  }
  .banner .banner_content .crumbs_box p {
    margin-bottom: 0;
    color: #fff;
    font-size: 0.94444vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.77083vw;
    /* 187.5% */
  }
  .page_content {
    width: 100%;
    height: auto;
    padding: 4.72222vw 0 0vw 0;
  }
  .page_content .page_c_box {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .page_content .page_c_box .chuangcuhei {
    color: #111;
    text-align: center;
    font-size: 2.47917vw;
    font-style: normal;
    font-weight: 400;
    line-height: 2.95139vw;
    /* 119.048% */
  }
  .page_content .page_c_box .chuangcuhei span {
    font-size: 1.94792vw;
    font-weight: 500;
  }
  .page_content .page_c_box .page_c_tab_box {
    margin-top: 0.82639vw;
    width: 25.97222vw;
    height: 3.54167vw;
    border-radius: 0.23611vw;
    border: 0.05903vw solid #A4A4A4;
    display: flex;
    flex-direction: row;
    align-items: center;
  }
  .page_content .page_c_box .page_c_tab_box .tab_item {
    width: 50%;
    height: 100%;
    cursor: pointer;
    color: #666;
    text-align: center;
    font-size: 1.53472vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.88889vw;
    /* 123.077% */
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
  }
  .page_content .page_c_box .page_c_tab_box .tab_item.active {
    color: #fff;
    border-radius: 0.23611vw;
    background: #E60012;
  }
}

@media screen and (max-width: 1024px) {
  .banner {
    margin-top: 0px;
    width: 100%;
    height: 160vw;
    position: relative;
  }
  .banner::after {
    content: '';
    width: 100%;
    height: 26.66667vw;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.4) 100%);
    position: absolute;
    bottom: 0;
    left: 0;
    z-index: 1;
  }
  .banner .banner_img {
    display: none;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .banner .banner_img_mb {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .banner .banner_content {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
  }
  .banner .banner_content .container {
    position: relative;
    height: 100%;
  }
  .banner .banner_content .banner_box {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 26.13333vw;
  }
  .banner .banner_content .banner_box h3 {
    text-align: center;
    color: #fff;
    font-size: 8.53333vw;
    margin-bottom: 0;
  }
  .banner .banner_content .banner_box h3::after {
    position: absolute;
    top: 100%;
    left: 50%;
    content: '';
    overflow: hidden;
    height: 0.53333vw;
    width: 16vw;
    background-color: #e60d16;
    display: block;
    transform: skewX(-30deg) translateX(-50%);
    margin-top: 2vw;
  }
  .banner .banner_content .banner_box .banner_text {
    text-align: center;
    width: 89.33333vw;
    margin-top: 2.93333vw;
    color: #FFF;
    font-size: 3.73333vw;
    font-style: normal;
    font-weight: 400;
    line-height: 1.5;
    /* 166.667% */
  }
  .banner .banner_content .banner_box .btn {
    margin-top: 6.4vw;
    color: #fff;
    border-color: #e60d16;
    background-color: #e60d16;
  }
  .banner .banner_content .banner_box .btn:hover {
    border-color: #e60d16;
  }
  .banner .banner_content .crumbs_box {
    position: absolute;
    left: 0;
    bottom: 3.2vw;
    display: flex;
    flex-direction: row;
    align-items: center;
    z-index: 2;
  }
  .banner .banner_content .crumbs_box a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 3.2vw;
    font-style: normal;
    font-weight: 400;
    line-height: 8vw;
    /* 187.5% */
  }
  .banner .banner_content .crumbs_box a:hover {
    color: #fff;
  }
  .banner .banner_content .crumbs_box span {
    margin: 0 1.33333vw;
    color: rgba(255, 255, 255, 0.6);
    font-size: 3.2vw;
    font-style: normal;
    font-weight: 400;
    line-height: 8vw;
    /* 187.5% */
  }
  .banner .banner_content .crumbs_box p {
    margin-bottom: 0;
    color: #fff;
    font-size: 3.2vw;
    font-style: normal;
    font-weight: 400;
    line-height: 8vw;
    /* 187.5% */
  }
  .page-tab.fixed {
    z-index: 1001;
    top: 0 !important;
  }
  .page-tab .page-tab-content ul {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: inherit;
  }
  .page-tab .page-tab-content ul li {
    margin-right: 6.4vw;
  }
  .page-tab .page-tab-content ul li a {
    color: #666;
    font-size: 4.26667vw;
  }
  .page-tab .page-tab-content ul li.active a {
    color: #111;
  }
  .page_content {
    width: 100%;
    height: auto;
    padding: 10.66667vw 0 0vw 0;
  }
  .page_content .page_c_box {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  .page_content .page_c_box .column-title {
    margin-bottom: 5.66667vw;
  }
  .page_content .page_c_box .column-title::after {
    margin-top: 0;
  }
  .page_content .page_c_box .chuangcuhei {
    font-size: 7.46667vw;
    line-height: 1.2;
    margin-top: 0;
    margin-bottom: 0;
    padding-bottom: 2.66667vw;
    height: 9.6vw;
  }
  .page_content .page_c_box .chuangcuhei span {
    font-size: 6vw;
    font-weight: 500;
  }
  .page_content .page_c_box .page_c_tab_box {
    margin-top: 1.86667vw;
    width: 80vw;
    height: 10.66667vw;
    border-radius: 1.06667vw;
    border: 0.26667vw solid #A4A4A4;
    display: flex;
    flex-direction: row;
    align-items: center;
  }
  .page_content .page_c_box .page_c_tab_box .tab_item {
    width: 50%;
    height: 100%;
    cursor: pointer;
    color: #666;
    text-align: center;
    font-size: 4.26667vw;
    font-style: normal;
    font-weight: 400;
    line-height: 4.26667vw;
    /* 123.077% */
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
  }
  .page_content .page_c_box .page_c_tab_box .tab_item.active {
    color: #fff;
    border-radius: 1.06667vw;
    background: #E60012;
  }
}