.brillo{display:inline-block;background:linear-gradient(to right,#fff 0%,#fff 35%,#ccc 48%,#999 55%,#757575 62%,#fff 80%,#fff 100%);background-size:200% auto;background-position:-200% center;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:shine 8s ease-in-out infinite}