website/assets/scss/header.scss

@import "variables";
.navigation {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  color: #ffffff;
  border-bottom: 1px solid rgba($color: #e3e9ef, $alpha: 0.4);
  background-image: linear-gradient(
    to top,
    rgba(23, 188, 133, 0.18),
    rgba(0, 169, 113, 0.18)
  );

  .join-div {
    height: 60px;
    background: url("/images/home/banner-cn.png") no-repeat center;
    background-size: cover;

    &.en {
      background-image: url("/images/home/banner-en.png");
    }
    a {
      width: 100%;
      height: 100%;
      display: block;
    }
  }

  & > .common-layout {
    height: 93px;
    @media only screen and (max-width: $mobile-max-width) {
      height: 74px;
    }
  }

  .header-container {
    position: relative;
    height: 100%;
  }

  .logo {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
  }

  .nav {
    height: 100%;
    margin-left: 230px;
    margin-right: 270px;
    line-height: 93px;

    @media only screen and (max-width: $mobile-max-width) {
      display: none;
    }

    & > li:first-child {
      margin-left: 0;
    }

    & > li {
      display: inline-block;
      margin-left: 20px;
      position: relative;
      font-size: 16px;
      line-height: 20px;
      cursor: pointer;
      & > a {
        color: #ffffff;
      }
    }

    & > .active {
      a {
        // color: #55bc8a;
      }
    }
  }

  .menu-active {
    span {
      // color: #55bc8a;
    }
    .active {
      a {
        color: #55bc8a;
      }
    }
  }

  .menu-li:hover {
    padding-bottom: 40px;
  }

  .menu-span {
    display: inline-block;
    vertical-align: middle;
  }

  .menu-span::after {
    display: inline-block;
    vertical-align: middle;
    content: "";
    margin-left: 5px;
    border: 4px solid transparent;
    border-top-color: #fff;
  }

  .dropdown-menu {
    display: none;
    position: absolute;
    top: 40px;
    box-sizing: border-box;
    max-width: 300px;
    padding: 12px 0;
    left: 50%;
    transform: translateX(-50%);
    background: #ffffff;
    line-height: 30px;
    white-space: nowrap;
    font-size: 0;
    border-radius: 6px;
    box-shadow: 0 4px 8px 0 rgba(36, 46, 66, 0.06),
      0 8px 16px 0 rgba(36, 46, 66, 0.05);

    li {
      padding: 0 20px;
      line-height: 32px;
      font-size: 12px;
      color: #36435c;

      a {
        color: #36435c;

        &:hover {
          color: #55bc8a;
        }
      }
    }

    .active {
      border-left: 2px solid #55bc8a;
      a {
        color: #55bc8a;
      }
    }
    // &::after {
    //   position: absolute;
    //   top: -20px;
    //   left: 50%;
    //   transform: translateX(-50%);
    //   content: "";
    //   width: 0;
    //   height: 0;
    //   border: 10px solid transparent;
    //   border-bottom-color: #fff;
    // }
  }

  .right-menu {
    position: absolute;
    height: 36px;
    top: 50%;
    transform: translateY(-50%);
    right: 0;

    @media only screen and (max-width: $mobile-max-width) {
      height: 21px;
    }

    & > ul {
      @media only screen and (max-width: $mobile-max-width) {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
      }

      & > li {
        display: inline-block;
      }
    }

    .language-menu {
      position: relative;
      cursor: pointer;
      &:hover {
        padding-bottom: 40px;
      }
      & > div {
        img,
        span {
          display: inline-block;
          vertical-align: middle;
        }

        img {
          @media only screen and (max-width: 374px) {
            display: none;
          }
        }

        span::after {
          display: inline-block;
          vertical-align: middle;
          content: "";
          margin-left: 5px;
          border: 4px solid transparent;
          border-top-color: #fff;
        }
      }
      .dropdown-menu {
        color: black;
        padding: 10px 20px;
        li {
          padding: 0;
          margin: 0;
          color: #36435c;

          &:hover {
            color: #55bc8a;
          }
        }
      }
    }

    .btn-li {
      margin-left: 18px;
      margin-right: 4px;

      @media only screen and (max-width: $mobile-max-width) {
        display: none;
      }

      &:hover {
        padding-bottom: 40px;
      }

      .dropdown-menu {
        top: 60px;
        min-width: 280px;
        white-space: normal;
      }

      ol {
        li {
          display: block;
          margin-left: 0;
        }
      }
    }

    .link-li {
      @media only screen and (max-width: $mobile-max-width) {
        display: none;
      }

      a {
        display: inline-block;
        width: 16px;
        height: 16px;
        margin-left: 12px;
        background-position: center center;
        background-repeat: no-repeat;
      }

      .link-slack {
        background-image: url("/images/header/slack.svg");

        &:hover {
          background-image: url("/images/header/slack-hover.svg");
        }
      }

      .link-twitter {
        background-image: url("/images/header/twitter.svg");

        &:hover {
          background-image: url("/images/header/twitter-hover.svg");
        }
      }

      .link-github {
        background-image: url("/images/header/github.svg");

        &:hover {
          background-image: url("/images/header/github-hover.svg");
        }
      }
    }

    .github-li {
      position: relative;
      top: 3px;
    }

    .github-star {
      display: flex;
      align-items: center;
      margin-left: 10px;
      background: linear-gradient(
          180deg,
          rgba(0, 0, 0, 0.0001) 0%,
          rgba(0, 0, 0, 0.1) 96.81%
        ),
        #ffffff;
      border: 1px solid #ccd3db;
      box-shadow: 0px 8px 16px rgba(76, 169, 134, 0.1),
        0px 10px 50px rgba(76, 169, 134, 0.05);
      border-radius: 4px;
      overflow: hidden;
      @media only screen and (max-width: $mobile-max-width) {
        display: none;
      }
      a {
        color: #3e464c;
        font-size: 16px;
        line-height: 16px;
        &:hover {
          color: #4ca986;
        }
      }

      .star-btn {
        padding: 7px 8px;
        display: flex;
        align-items: center;

        .star-img {
          display: inline-block;
          width: 16px;
          height: 16px;
          background-repeat: no-repeat;
          background-size: contain;
          background-image: url("/images/header/github-star.svg");
        }
        &:hover {
          .star-img {
            background-image: url("/images/header/github-star-hover.svg");
          }
        }
      }

      .social-count {
        padding: 7px 14px;
        border-left: 1px solid rgba(204, 211, 219, 0.5);
      }
    }

    .menu-icon {
      display: none;
      margin-left: 12px;

      @media only screen and (max-width: $mobile-max-width) {
        display: inline-block;
      }
    }
  }
}

.demo-btn {
  width: 112px;
  height: 36px;
  border-radius: 30px;
  border: none;
  font-size: 14px;
  color: #ffffff;
  cursor: pointer;
  box-shadow: 0 10px 50px 0 rgba(34, 43, 62, 0.1),
    0 8px 16px 0 rgba(33, 43, 61, 0.2);
  background-image: linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0),
      rgba(0, 0, 0, 0.1) 97%
    ),
    linear-gradient(to bottom, #242e42, #242e42);
  &:hover {
    box-shadow: none;
  }
}

.navigationScroll {
  box-shadow: 0 4px 8px 0 rgba(36, 46, 66, 0.06),
    0 8px 16px 0 rgba(36, 46, 66, 0.05);
  background-image: linear-gradient(
    to bottom,
    rgba(134, 219, 162, 0.9),
    rgba(0, 170, 114, 0.9)
  );
}

.navigationHeight {
  height: 50px;
}

.jquery-modal {
  z-index: 10;
}

#modal-for-menu {
  padding: 20px;
  & > ul {
    margin-top: 60px;

    .active {
      color: #00a971;

      a {
        color: #00a971;
      }
    }

    li {
      min-height: 52px;
      line-height: 52px;
      border-bottom: solid 1px rgba(0, 0, 0, 0.12);
      font-weight: 600;
      color: #68747f;

      & > a {
        color: #68747f;

        &:hover {
          color: #00a971;
        }
      }

      & > ul {
        padding-left: 20px;
        display: none;

        li {
          box-sizing: border-box;
          padding-top: 11px;
          font-weight: 500;
          line-height: 1.75;
        }

        li:last-child {
          border: none;
        }
      }
    }

    .menu-active {
      color: #00a971;
    }

    .menu-span {
      display: block;
      position: relative;

      &:hover {
        color: #00a971;
      }
    }

    .menu-span::after {
      position: absolute;
      top: 50%;
      right: 10px;
      display: block;
      content: "";
      width: 10px;
      height: 10px;
      border-right: 2px solid #dee0e6;
      border-bottom: 2px solid #dee0e6;
      transform: rotate(45deg) translateY(-8px);
      transition: all 0.2s;
    }

    .up::after {
      transform: rotate(-135deg);
    }
  }

  & > .btn-div {
    margin-top: 30px;
    text-align: center;
  }

  & > .link-div {
    margin-top: 27px;
    text-align: center;

    img {
      width: 24px;
      margin: 0 16px;
    }
  }
}