app/node_modules/ng-zorro-antd/list/style/responsive.less

@media screen and (max-width: @screen-md) {
  .@{list-prefix-cls} {
    &-item {
      &-action {
        margin-left: 24px;
      }
    }
  }

  .@{list-prefix-cls}-vertical {
    .@{list-prefix-cls}-item {
      &-extra {
        margin-left: 24px;
      }
    }
  }
}

@media screen and (max-width: @screen-sm) {
  .@{list-prefix-cls} {
    &-item {
      flex-wrap: wrap;

      &-action {
        margin-left: 12px;
      }
    }
  }

  .@{list-prefix-cls}-vertical {
    .@{list-prefix-cls}-item {
      flex-wrap: wrap-reverse;

      &-main {
        min-width: 220px;
      }

      &-extra {
        margin: auto auto 16px;
      }
    }
  }
}