.bb,.bb:before,.bb:after{position:absolute;top:0;bottom:0;left:0;right:0}.bb{width:200px;height:200px;margin:auto;background:no-repeat 50%/70% #0000001a;background-size:60%;color:#69ca62;box-shadow:inset 0 0 0 1px #69ca6280;overflow:visible}.bb:before,.bb:after{content:"";z-index:10;margin:-5%;box-shadow:inset 0 0 0 2px;animation:clipMe 8s linear infinite}.bb:before{animation-delay:-4s}@keyframes clipMe{0%,to{clip:rect(0px,220px,2px,0px)}25%{clip:rect(0px,2px,220px,0px)}50%{clip:rect(218px,220px,220px,0px)}75%{clip:rect(0px,220px,220px,218px)}}