.snowflakes{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:9999;overflow:hidden}.snowflake{position:absolute;top:-10px;color:#fff;opacity:.8;-webkit-user-select:none;-moz-user-select:none;user-select:none;animation:fall linear infinite}@keyframes fall{0%{transform:translateY(0)}to{transform:translateY(100vh)}}