@keyframes shadow-pulse
{
  0% {
    box-shadow: 0 0 0 0px rgba(0, 112, 244, 0.4);
  }
  100% {
    box-shadow: 0 0 7px 25px rgba(0, 112, 244, 0);
  }
}#fe019a

.pulse {
  margin: 25% auto 0 auto;
  width: 280px;
  padding: 20px 0;
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  text-align: center;
  background: #0070F4;
  border-radius: 50px;
  animation: shadow-pulse 1.5s infinite;
}