.loader{position:absolute;width:24px;height:24px;display:block;background:#2b6ed3;animation:animloader 366ms linear infinite alternate}@keyframes animloader{0%{top:40%}to{top:23%}}.loader2{animation:animloader2 366ms linear infinite alternate}@keyframes animloader2{0%{top:23%}to{top:40%}}