fr1nge.xyz/themes/terminal/assets/css/variables.css

:root {
  --accent: #FFA86A;
  --background: color-mod(var(--accent) blend(#1D1E28 98%));
  --color: white;
  --border-color: rgba(255, 255, 255, .1);

  /* variables for js, must be the same as these in @custom-media queries */
  --phoneWidth: (max-width: 684px);
  --tabletWidth: (max-width: 900px);
}

@custom-media --phone (max-width: 684px);
@custom-media --tablet (max-width: 900px);