.bubble-animation{
    transform-origin: left bottom;
    backface-visibility: hidden;
    transform-style: preserve-3d;

    /* Alapok – ezeket felülírhatod */
    --bubble-shift-y: 120;  /* px */
    --bubble-skew-deg: 6;   /* deg */
    /* Zóna: data-bubble-zone="0.2" / 20% / --bubble-zone-pct: .2 */
    /* --bubble-zone: 0.5;  vagy 50%; */
    /* --bubble-zone-pct: 0.5; */
  }