.loader{text-align:center;border:4px solid #fff;width:30px;height:30px;animation:2s infinite loader;display:inline-block;position:relative;top:50%}.loader-inner{vertical-align:top;background-color:#fff;width:100%;animation:2s ease-in infinite loader-inner;display:inline-block}@keyframes loader{0%{transform:rotate(0)}25%{transform:rotate(180deg)}}