gnupg/doc/texi.css

/* The gnupg.org standard stylesheet.  */
  @import url(/share/site.css);

/* The gnupg site sets body margins to zero.  Because we don't have
   the table layout here we have to set our own margins for the body.  */
body {
    margin-left: 1em;
    margin-right: 1em;
}

/* Make the top header larger.  */
h1 {
  text-align: center;
  font-size: 200%;
}

h1:first-letter {
  font-size: 120%;
}