.btn-sweep{border:1px solid;overflow:hidden;position:relative}.btn-sweep span{position:relative;z-index:20}.btn-sweep:after{background:#fff;content:"";height:155px;left:-75px;opacity:.2;position:absolute;top:-50px;transform:rotate(35deg);width:50px;z-index:-10}.btn-sweep:after,.btn-sweep:hover:after{transition:all .55s cubic-bezier(.19,1,.22,1)}.btn-sweep:hover:after{left:120%}.btn-sweep-gray:after{background:#6b7280;opacity:.15}.btn-sweep{backface-visibility:hidden;transform:translateZ(0);will-change:transform}.btn-sweep:after{will-change:left,transform}