papercss/src/content/_lists.scss

ol {
  list-style-type: decimal;

  ol {
    list-style-type: upper-alpha;

    ol {
      list-style-type: upper-roman;

      ol {
        list-style-type: lower-alpha;

        ol {
          list-style-type: lower-roman;
        }
      }
    }
  }
}

ul {
  @include li-bullet('-');
  list-style: none;
  margin-left: 0;

  li {
    text-indent: -7px;
    
    .badge,
    [popover-bottom]::after,
    [popover-left]::after,
    [popover-right]::after,
    [popover-top]::after {
      text-indent: 0;
    }

    &::before {
      left: -7px;
      position: relative;
    }
  }

  ul {
    @include li-bullet('+');

    ul {
      @include li-bullet('~');

      ul {
        @include li-bullet('⤍');

        ul {
          @include li-bullet('⁎');
        }
      }
    }
  }

  &.inline li {
    display: inline;
    margin-left: 5px;
  }
}