@keyframes gradient{0%{background-position:0%}50%{background-position:100%}to{background-position:0%}}.gradient-button{background:linear-gradient(45deg,#4caf50 0%,#8bc34a 25%,#f44 50%,#e53935 75%,#c62828 100%) 0 0/400% 400%;animation:10s infinite gradient}.gradient-button-lg{width:4rem;height:4rem}@media (min-width:768px){.gradient-button-lg{width:8rem;height:8rem}}.gradient-button-lg:hover,.gradient-button:hover{animation:2s infinite gradient}