.home-banner {
  width: 100%;
  height: 700px;
}

.home-banner.small {
  height: 520px;
}

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

.home-header {
  position: absolute;
  top: 0;
  z-index: 2;
  width: 100%;
  margin-top: 0;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0));
}

.home-header .head.inner {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding-top: 30px;
  box-sizing: border-box;
}

.home-header-title {
  width: 579px;
  height: 60px;
}

.home-header-inner {
  display: flex;
  flex-direction: row;
  align-items: center;
  position: relative;
}

.search-icon::before {
  left: 0;
  top: 0;
  right: 0;
  content: "";
  bottom: 0;
  transition: 0.5s;
  -webkit-transition: 0.5s;
  background: rgba(0, 0, 0, 0);
  z-index: -1;
}

.search-icon.active::before {
  position: fixed;
  background: rgba(0, 0, 0, 0.7);
  z-index: 2;
}

.search-icon {
  width: 36px;
  height: 36px;
  color: #fff;
  position: relative;
}

.search-border:hover {
  color: rgba(0, 62, 148, 0.9);
  border: 1px solid rgba(0, 62, 148, 0.9);
}

.search-icon.active .search-border:hover {
  border: 1px solid rgba(0, 62, 148, 0.9);
}

.search-border {
  width: 36px;
  box-sizing: border-box;
  border: 1px solid #fff;
  height: 36px;
  border-radius: 36px;
  position: absolute;
  z-index: 3;
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  right: 0;
  font-size: 34px;
}

.search-input {
  display: none;
  width: calc(100% - 36px);
  height: 100%;
}

.search-input input {
  height: 100%;
  width: 100%;
  font-size: 14px;
  color: #fff;
  outline: none;
  border: 0;
  float: left;
  box-sizing: border-box;
  padding: 0 0 0 15px;
  background: rgba(255, 255, 255, 0);
}

.search-input input::placeholder {
  color: rgba(255, 255, 255, 0.75);
}

.search-icon.active .search-border {
  width: 360px;
  box-sizing: border-box;
  border: 1px solid #fff;
  height: 36px;
}

.search-icon.active .search-border .search-input {
  display: block;
}

.home-header .nav {
  background: rgba(0, 62, 148, 0.7);
}

.home-header .nav:hover {
  background: rgba(0, 62, 148, 0.9);
}

.video-g {
  position: relative;
  width: 100%;
  height: 700px;
}

.video-inner {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 700px;
  overflow: hidden;
  z-index: 0;
  opacity: 0;
  transition: 0.5s;
  -webkit-transition: 0.5s;
}

.video-inner.active {
  opacity: 1;
}

.image-g {
  position: relative;
  width: 100%;
  height: 520px;
}

.image-inner {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 520px;
  overflow: hidden;
  z-index: 0;
  transition: 0.5s;
  -webkit-transition: 0.5s;
}

.image-inner.active {
  opacity: 1;
}

.video-dots {
  width: 100%;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  position: absolute;
  bottom: 0;
  height: 100px;
  z-index: 1;
}

.video-dots-list {
  width: 12px;
  height: 12px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 100%;
  margin: 0 6px;
  transition: 0.5s;
  -webkit-transition: 0.5s;
  cursor: pointer;
}

.video-dots-list.active {
  background: rgba(30, 107, 194, 1);
}

.video-inner-logo {
  position: absolute;
  top: 287px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: auto;
  width: 607px;
  height: 213px;
  background-color: rgba(0, 62, 148, 0.3);
}
.video-inner-logo img {
  width: 507px;
  height: 155px;
}

/* 面包屑 */
.bread-crumbs {
  padding: 20px 0;
  width: 100%;
}

.bread-crumbs .inner {
  display: flex;
  align-items: center;
  padding: 0;
  width: 100%;
  color: #666;
  font-size: 14px;
  line-height: 19px;
}

.bread-crumbs img {
  margin-right: 7px;
  width: 14px;
  height: 18px;
}

@media (max-width: 1400px) {
  .bread-crumbs {
    padding: 20px 10px;
  }
}

@media (max-width: 1024px) {
  .home-banner {
    height: 500px;
  }

  .home-banner.small {
    height: 400px;
  }

  .home-header .head.inner {
    margin-bottom: 20px;
  }

  .home-header-title {
    width: 400px;
  }

  .video-g {
    height: 500px;
  }

  .video-g .video-inner {
    height: 500px;
  }

  .video-inner-logo {
    top: 227px;
    width: 507px;
    height: 155px;
  }
  .video-inner-logo img {
    width: 407px;
    height: 105px;
  }

  .image-g {
    height: 400px;
  }

  .image-g .image-inner {
    height: 400px;
  }
}

@media (max-width: 850px) {
  .home-header .head.inner {
    flex-direction: column;
  }

  .home-header-title {
    width: 576px;
  }

  .home-header-inner {
    display: flex;
    justify-content: flex-end;
    width: 576px;
    margin: 20px 0;
  }

  .home-nav .inner {
    flex-wrap: wrap;
  }

  .home-nav-list {
    width: calc(25% - 5px);
    height: 100px;
    background: rgba(0, 0, 0, 0.25);
    margin-bottom: 5px;
    display: flex;
    flex-direction: column;
  }

  .home-nav p {
    font-size: 12px;
  }

  .home-nav-list:nth-child(6) {
    width: calc(50% - 5px);
  }

  .video-dots {
    height: 80px;
  }
}

@media (max-width: 600px) {
  .video-inner-logo {
    top: 210px;
    width: 90%;
    height: 155px;
  }
  .video-inner-logo img {
    width: 360px;
    height: 90px;
  }

  .home-header-title {
    width: 400px;
  }

  .search-icon.active .search-border {
    width: 340px;
  }

  .home-header .head.inner {
    padding-top: 20px;
  }

  .home-header-inner {
    display: flex;
    justify-content: flex-end;
    width: 400px;
    margin: 10px 0;
  }
}

@media (max-width: 450px) {
  .video-inner-logo {
    top: 150px;
    width: 90%;
    height: 155px;
  }
  .video-inner-logo img {
    width: 360px;
    height: 90px;
  }

  .home-banner {
    height: 400px;
  }

  .home-banner.small {
    height: 300px;
  }

  .home-header-title {
    width: 80%;
  }

  .home-header-inner {
    display: flex;
    justify-content: flex-end;
    width: 340px;
    margin: 0;
  }

  .video-g {
    height: 400px;
  }

  .video-g .video-inner {
    height: 400px;
  }

  .image-g {
    height: 300px;
  }

  .image-g .image-inner {
    height: 300px;
  }
}

@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
  .home-banner video {
    height: auto;
    width: 100%;
  }
}