@keyframes button{0%,94%{right:100%;opacity:1}to{right:-100%;opacity:0}}@keyframes buttonhover{0%{right:100%;opacity:1}to{right:-100%;opacity:0}}button{cursor:pointer}.button{padding:10px 20px;border-radius:5px;font-size:14px;letter-spacing:.5px;width:100%;min-width:260px;height:50px;position:relative;overflow:hidden;max-width:360px;margin:0 auto;display:flex;justify-content:center;align-items:center}.button:before{content:"";position:absolute;width:100%;height:150%;right:100%;left:auto;transform:rotate(45deg);animation:button 9s linear infinite;-webkit-animation:button 9s linear infinite;-moz-animation:button 9s linear infinite;-o-animation:button 9s linear infinite}.button:hover:before{animation:buttonhover .5s linear;-webkit-animation:buttonhover .5s linear;-moz-animation:buttonhover .5s linear;-o-animation:buttonhover .5s linear}