.loader{display:block;position:fixed;top:50%;left:50%;width:3rem;height:3rem;border-radius:100%;margin-left:-1.5rem;margin-top:-1.5rem;z-index:99}.loader:after,.loader:before{content:"";display:block;position:absolute;top:0;left:0;width:100%;height:100%;border:4px solid var(--c-yellow);border-radius:100%;opacity:0;animation:expand 2s ease-in-out infinite}.loader:after{animation-delay:.5s}.loader.inverted:after,.loader.inverted:before{border-color:var(--c-yellow)}@keyframes expand{0%{transform:scale(0);opacity:0}50%{opacity:1}to{transform:scale(2);opacity:0}}