.button {
  font-size: 17px;
  font-weight: bold;
  border: 0px;
  color: white;
  background-color: #1877f2;
  padding: 1rem 2rem;
  border-radius: 15px;
  cursor: pointer;
}

.button:hover {
  background-image: linear-gradient(90deg,
		#B799FF 0%,
		#ACBCFF 50%,
		#AEE2FF 75%,
		#E6FFFD 100%);
  color: black;
  animation: slide 10s linear infinite;
}

@keyframes slide {
  100% {
    background-position: 50rem;
  }
}