.liquid {
    backdrop-filter: blur(2px) url(#__liquid_glass_filter__);
    box-shadow:
      inset 0 1px 0 rgba(255,255,255,0.45),
      inset 0 -1px 0 rgba(255,255,255,0.18),
      inset 6px 6px 16px rgba(255,255,255,0.12),
      inset 0 10px 28px rgba(0,0,0,0.35);
    background: rgba(255,255,255, 0.1);
}
  @supports not (backdrop-filter: blur(2px)) {
    .liquid {
      background: linear-gradient(135deg, rgba(255,255,255,0.10), rgba(255,255,255,0.04));
    }
  }
* { box-sizing: border-box; }