saber/src/styles/theme/d2.scss

.theme-d2 {
  .avue-logo{
    color: #409EFF;
    background-color: #ebf1f6;
    box-shadow: none;
    .avue-logo_title{
      font-size: 20px;
      font-weight: 400;
    }
  }
  .avue-top{
    background-color: #ebf1f6;
    box-shadow: none;
  }
  .avue-main{
    padding: 0 5px;
  }
  .avue-tags{
    margin-left: 6px;
    padding: 0;
    border: 1px solid #e4e7ed;
    border-radius: 3px;
    background-color: #ebf1f6;
    box-shadow: none;
    .el-tabs__item{
      border-left: 1px solid #cfd7e5 !important;
      margin: 0 !important;
      background-color: rgba(0,0,0,.03) !important;
      color: #606266 !important;
      font-size: 14px !important;
      font-weight: 500 !important;
      &:first-child{
        border-left: none !important;
      }
    }
    .is-active{
      border-bottom:1px solid #fff !important;
      background-color: #fff !important;
      color: #409EFF !important;
    }
  }
  .avue-sidebar{
    background-color: #ebf1f6;
    box-shadow: none;
    .el-menu-item,.el-submenu__title{
      i,span{
          color:#606266
      }
      &:hover,&.is-active{
        background: hsla(0,0%,100%,.5);
          i,span{
            color: #409EFF;
          }
      }
    }
  }
}