.spinner{border:8px solid #0000001a;border-top-color:#3498db;border-radius:50%;width:80px;height:80px;animation:1s cubic-bezier(.5,0,.5,1) infinite spin}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.stack{flex-direction:column;justify-content:center;align-items:center;width:100%;height:100vh;display:flex}:root{--icon-fontSize-sm:1rem;--icon-fontSize-md:1.25rem;--icon-fontSize-lg:1.5rem}:focus-visible{outline:2px solid var(--mui-palette-primary-main)}html,body{height:100%}