[name]
Tag width with formatting

[input]
=head1 TAG WIDTH

=over 10

=item 12345678

A

=item B<12345678>

B

=item 1Z<>

C

=item B<1>

D

=back

[output]
[1mTAG WIDTH[0m
    12345678  A

    [1m12345678[0m  B

    1         C

    [1m1[0m         D
