zhengbasai/library/styles/background/image.scss

/**
 * @description 菜单背景
 */

body.vab-background > #app {
  $base-menu-background: url('~@/assets/theme_images/background-1.png')
    no-repeat;

  @mixin container {
    color: $base-color-white !important;
    background: $base-menu-background !important;
    background-size: auto 100% !important;
  }
  @mixin transparent {
    color: $base-color-white !important;
    background: transparent !important;
  }
  @mixin active {
    span {
      color: $base-color-white !important;
    }

    &:hover {
      color: $base-color-white !important;
      background-color: rgba(0, 0, 0, 0.3) !important;
    }

    &.is-active {
      color: $base-color-white !important;
      background-color: rgba(0, 0, 0, 0.3) !important;
    }
  }

  .vab-side-bar:not(.is-collapse),
  .comprehensive-bar-container {
    @include container;

    .el-menu {
      @include transparent;

      .el-menu-item,
      .el-sub-menu__title {
        @include transparent;
        @include active;

        i,
        svg {
          @include transparent;
        }
      }
    }

    .logo-container-vertical,
    .logo-container-comprehensive,
    .logo-container-float {
      @include transparent;

      .logo .vab-icon,
      .title {
        @include transparent;
      }
    }
  }

  .vab-column-bar-container {
    &.el-scrollbar {
      .logo-container-column {
        .logo {
          @include container;
          background: #034291 !important;

          .vab-icon {
            @include transparent;
          }
        }
      }

      .el-tabs {
        .el-tabs__nav-wrap.is-left {
          @include container;
        }

        .el-tabs__nav,
        .el-tabs__item {
          @include transparent;

          &.is-active {
            color: $base-color-white !important;
            background-color: rgba(0, 0, 0, 0.3) !important;
          }
        }
      }

      &.vab-column-bar-container-card {
        .el-tabs {
          .el-tabs__item {
            &.is-active {
              background: transparent !important;
              .vab-column-grid {
                background-color: rgba(0, 0, 0, 0.3) !important;
              }
            }
          }
        }
      }
    }
  }
}