/* One shared brush-mask strip; only the art is masked, never its controls. */
.ink-art-revealing {
 -webkit-mask-image:url('images/ink-reveal-strip.png');
 mask-image:url('images/ink-reveal-strip.png');
 -webkit-mask-size:2400% 100%;
 mask-size:2400% 100%;
 -webkit-mask-repeat:no-repeat;
 mask-repeat:no-repeat;
 -webkit-mask-position:0% 0%;
 mask-position:0% 0%;
}
@media(prefers-reduced-motion:reduce) {
 .ink-art-revealing { -webkit-mask-image:none; mask-image:none; }
}