
      :host ::ng-deep .long-div {
        height: 300px;
        overflow-y: scroll;
        background-image: url(//zos.alipayobjects.com/rmsportal/RmjwQiJorKyobvI.jpg);
      }

      :host ::ng-deep .long-div-inner {
        height: 1500px;
      }

      :host ::ng-deep .long-div .ant-back-top {
        right: 150px;
      }

      :host ::ng-deep .long-div .ant-back-top-rtl {
        right: unset;
        left: 150px;
      }

      :host ::ng-deep strong {
        color: rgba(64, 64, 64, 0.6);
      }
    