.linear-loading{position:relative;overflow:hidden;&:before{width:50%;animation:slide-away 3s linear infinite}&:after,&:before{content:"";display:block;position:absolute;height:6px;background-color:#fff;top:-1px;left:0}&:after{width:25%;animation:slide-away 2s linear infinite}}@keyframes slide-away{0%{transform:translate(-100%)}to{transform:translate(400%)}}