.loader{width:8px;height:8px;border-radius:50%;display:block;margin:0 20px;position:relative;background:#FFF;box-shadow:-12px 0 #FFF,12px 0 #FFF;box-sizing:border-box;animation:shadowPulse 2s linear infinite}@keyframes shadowPulse{33%{background:#FFF;box-shadow:-12px 0 BLACK,12px 0 #FFF}66%{background:BLACK;box-shadow:-12px 0 #FFF,12px 0 #FFF}to{background:#FFF;box-shadow:-12px 0 #FFF,12px 0 BLACK}}