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