.dot-loading,.dot-loading div{position:relative}.dot-loading div{width:4px;height:4px;animation:postion 1.2s linear infinite;top:0}.dot-loading div:after{content:"."}.dot-loading div:first-child{left:0}@keyframes postion{0%{top:0}25%{top:-30%}50%{top:0}to{top:0}}