bad style for SECURITY DEFINER

The title of this section looks poor in the first two web browsers I tried.
https://www.postgresql.org/docs/current/sql-createfunction.html#id-1.9.3.67.10.2
| Writing SECURITY DEFINER Functions Safely

It looks like it may be the only <literal> tag within a <refsect1>.

The PDF looks fine.

-- 
Justin