/* Auxiliary buttons keep the original ivory/gold artwork; text is placed directly on it. */
#stage button:where(.secondary,.small-btn,.mission-back,#undoStroke,#clearWriting){
 --button-art:url('assets/images/v23/button-ivory.png');
 background-color:transparent!important;
 background-image:var(--button-art)!important;
 background-size:104% 152%!important;
 background-position:50% 54%!important;
 background-repeat:no-repeat!important;
 border:0!important;border-radius:12% / 34%!important;
 color:#194f50!important;text-shadow:0 1px 0 #fff9e8!important;
}
#stage button:where(.secondary,.small-btn,.mission-back,#undoStroke,#clearWriting)::before,
#stage button:where(.secondary,.small-btn,.mission-back,#undoStroke,#clearWriting)::after{
 content:none!important;background:none!important;
}
/* The completion artwork already contains its own buttons. */
#stage[data-phase="finish"] .caption button:where(.primary,.secondary){
 background:none!important;color:transparent!important;text-shadow:none!important;
}