Module:IPA/styles.css

 /* {{pp-template}} */
 .IPA-label-small{
 font-size:85%;
 }

 /* Don't shrink the label where text is already small, per [[MOS:SMALLTEXT]] */
 .references.IPA-label-small,
 .infobox.IPA-label-small,
 .navbox.IPA-label-small{
 font-size:100%;
 }

• Wikipedia template-protected modules