.wa-icon {
  width: 30px;
  height: 30px;
  fill: white;
}

/* Variant 1: Classic Round */
.btn-1 {
  width: 60px;
  height: 60px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}
.btn-1:hover {
  background: #20ba5a;
  transform: scale(1.1);
}