<button class="radikalwp-btn-dots"><span>در حال ارسال<//span><i><//i><i><//i><i><//i><//button>

.radikalwp-btn-dots {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  background: #6366f1;
  border: none;
  border-radius: 10px;
  cursor: pointer;
}
.radikalwp-btn-dots i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
  animation: radikalwp-dots-bounce 1.2s ease-in-out infinite;
}
.radikalwp-btn-dots i:nth-child(3) { animation-delay: .15s; }
.radikalwp-btn-dots i:nth-child(4) { animation-delay: .3s; }
@keyframes radikalwp-dots-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: .6; }
  30% { transform: translateY(-6px); opacity: 1; }
}