.p-detail .add-to-cart-button{
  border-radius:4px;
  font-weight:700;
  letter-spacing:.02em;
  box-shadow:0 4px 10px rgba(0,0,0,.10);
  transition:background .15s,box-shadow .15s,transform .15s
}
.p-detail .add-to-cart-button:hover{
  box-shadow:0 6px 14px rgba(0,0,0,.16);
  transform:translateY(-1px)
}