<button class="radikalwp-btn-mech">افزودن به سبد<//button>

.radikalwp-btn-mech {
  padding: 13px 34px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 800;
  color: #134e4a;
  background: #5eead4;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  box-shadow: 0 5px 0 #0d9488, 0 9px 16px rgba(13, 148, 136, .35);
  transition: transform .12s ease, box-shadow .12s ease, filter .2s ease;
}
.radikalwp-btn-mech:hover { filter: brightness(1.05); }
.radikalwp-btn-mech:active {
  transform: translateY(5px);
  box-shadow: 0 0 0 #0d9488, 0 3px 8px rgba(13, 148, 136, .3);
}