x-markdown-css/src/variables/modes/_dark.scss

// Dark mode

$shallowest: #212121;
$shallower: #555;
$shallow: #777;
$regular: #bbb;
$deep: #ddd;
$deeper: #fff;
$border: hsla(0deg 0% 75% / .35);
$border-rev: hsla(0deg 0% 40% / .75);