.header_container {
  header {
    width: 100%;
    height: 70px;
    background-size: 100% 100%;
    background-repeat: no-repeat;
    font-size: 40px;
    color: #fff;
    text-align: center;
    font-weight: bold;
    position: absolute;

    &.port {
      padding-top: 10px;

      .back {
        background-size: 100% 100%;
        background-repeat: no-repeat;
        width: 100px;
        height: 30px;
        position: absolute;
        top: 0;
        left: 0;
        cursor: pointer;
      }
    }

    &.branch_office {
      .back {
        position: absolute;
        top: calc(50% - 15px);
        left: 30px;
        cursor: pointer;
        display: flex;
        align-items: center;
        gap: 5px;
        font-size: 14px;
        font-weight: normal;

        img {
          width: 20px;
          height: 20px;
        }
      }
    }

    .title {
      background-image: linear-gradient(to bottom, #5bb4f7, #ffffff);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      font-size: 34px;
    }

    .guang {
      background-size: 100% 100%;
      background-repeat: no-repeat;
      width: 707px;
      height: 85px;
      position: absolute;
      top: 25px;
      left: 50%;
      animation: headerContainerScale 2s infinite;

      @keyframes headerContainerScale {
        0% {
          transform: translateX(-50%) scale(1);
        }

        50% {
          transform: translateX(-50%) scale(0.5);
        }

        100% {
          transform: translateX(-50%) scale(1);
        }
      }
    }
  }
}