hidive-stroke.user.css

/* ==UserStyle==
@name           HIDIVE - Better Subtitle Outline/Stroke
@namespace      com.toadking.hidive
@version        1.0.0
@description    Better subtitle outline/stroke effect on HIDIVE
@author         Toad King
@preprocessor   default
@var            color  strokeColor "Outline/Stroke Color" black
@var            number strokeWidth "Outline/Stroke width" [0.15, 0, 1, 0.01, 'em']
==/UserStyle== */

@-moz-document domain("hidive.com") {
  body .ds-content-overlay .ds-text-track .ds-text-track__wrapper > * {
    text-shadow: none !important;
    -webkit-text-stroke: var(--strokeWidth) var(--strokeColor);
    paint-order: stroke;
  }
}