Style

Stylesheet	test
Style	sls (character)
Name	Secondary language source
Description	Passage of text based on a secondary language or alternate text source.
Italic	onoffinherittoggle
Bold	onoffinherittoggle
Underline	onoffinherittoggle
Small caps	onoffinherittoggle
Superscript	onoff
Foreground color
Background color
Documentation	https://ubsicap.github.io/usfm/characters/index.html#sls-sls