#page-loader{position:fixed;inset:0;background:#0a1628;display:flex;align-items:center;justify-content:center;z-index:9999;gap:.6rem;transition:opacity .4s ease,visibility .4s ease}
#page-loader.hidden{opacity:0;visibility:hidden}
#page-loader span{width:10px;height:10px;border-radius:50%;background:#4a9eff;animation:lb 1.2s ease-in-out infinite}
#page-loader span:nth-child(2){animation-delay:.2s}
#page-loader span:nth-child(3){animation-delay:.4s}
@keyframes lb{0%,80%,100%{transform:translateY(0);opacity:.4}40%{transform:translateY(-12px);opacity:1}}