\input regression-test.tex \documentclass{article} \usepackage[mode=script]{osglecture-modes} \usepackage{osgstyler} \DeclareOsgColorPalette{modes-styled-env-test}{ primary = {model=HTML, value=223344}, text = {model=HTML, value=111111}, background = {model=HTML, value=FFFFFF}, accent = {model=HTML, value=FFD966} } \ExplSyntaxOn \DeclareInstance{osgstyler-block}{ma-block}{standard}{} \ExplSyntaxOff \DeclareOsgNumbering{ma-number}{counter=matestctr} \NewOsgStyledEnvironment{mastheorem}{ma-block}{ma-number}{Theorem} \NewOsgAttributedEnvironment{maquote}{ma-block} \UseOsgStandardBlockEnvironments \begin{document} \UseOsgColorPalette{modes-styled-env-test} \START \begin{mastheorem}