scyfin/CSS/theme-elegance.css

/* Variables */
:root {
    --primary-background-color: rgba(0,0,0,0.9);
    --secondary-background-color: rgba(2,2,2,0.9);
    --primary-background-transparent: rgba(2,2,2,0.2);
}

/* Increase backdrop image brightness and add some blur */
.backgroundContainer.withBackdrop {
  background-color: rgba(0,0,0,0.65);
  backdrop-filter: blur(6px);
}