theme.park/css/community-theme-options/blackberry-solar.css

:root {
  --main-bg-color: radial-gradient(at top left, rgba(0, 0, 0, 0.31), hsla(0, 14%, 18%, 0.9), hsla(0, 18%, 5%, 1)) center center/cover no-repeat fixed,
   linear-gradient(120deg, #f6d365 0%, #a25a25 100%)  center center/cover no-repeat fixed;

  --modal-bg-color: var(--main-bg-color);
  --modal-header-color: var(--main-bg-color);
  --modal-footer-color: var(--main-bg-color);

  --drop-down-menu-bg: var(--main-bg-color);

  --button-color: #f6d365;
  --button-color-hover: #a25a25;
  --button-text: hsla(0, 18%, 5%, 0.95);
  --button-text-hover: hsla(0, 0%, 100%, 0.95);

  --accent-color: 246, 211, 101;
  --accent-color-hover: rgb(var(--accent-color),.8);
  --link-color: rgb(246, 211, 101);
  --link-color-hover: rgb(246, 211, 101, .8);
  --label-text-color: hsla(0, 18%, 5%, 0.95);

  --text:#eee;
  --text-hover: #fff;
  --text-muted: #999;

  /*Specials*/
  --arr-queue-color: #6b5; /* Servarr apps + Bazarr*/
  --plex-poster-unwatched: rgb(246, 211, 101);
  --petio-spinner: invert(68%) sepia(13%) saturate(766%) hue-rotate(170deg) brightness(90%) contrast(79%); /* Made with https://codepen.io/jsm91/embed/ZEEawyZ */
  --gitea-color-primary-dark-4:  246, 211, 101;
  --overseerr-gradient: radial-gradient(at top left, rgba(0, 0, 0, 0.31), hsla(0, 14%, 18%, 0.9), hsla(0, 18%, 5%, 1)) center center/cover no-repeat fixed,
  linear-gradient(120deg, rgb(246, 211, 101, .8) 0%, rgb(162, 90, 37, .8) 100%)  center center/cover no-repeat fixed;
}