#snow .flake{position:fixed;top:-10px;width:6px;height:6px;background:rgba(255,255,255,.85);border-radius:50%;animation:linear infinite fall;pointer-events:none;z-index:9999;filter:blur(.5px)}@keyframes fall{0%{transform:translateY(0) translateX(0)}100%{transform:translateY(100vh) translateX(20px)}}