.btn-gradient {
  font-weight: bold;
  padding: 5px 20px;
  border: 3px solid transparent;
  color: white;
  background-size: 300% 300%;
  animation: animatedgradient 6s ease infinite alternate;
  border-radius: 8px;
  cursor: pointer;
  transition: 0.3s ease;
  background: linear-gradient(60deg,#3392f7,#55a9f3,#4ea4ef,#6681ab);
}

@keyframes animatedgradient {
  0% {
    background-position: 0 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  to {
    background-position: 0 50%;
  }
}

.btn-gradient:hover {
  filter: brightness(1.2);
}