input[name="sku"],
.swi-product-sku {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

a.button.checkout.wc-forward {
  position: relative;
}

.choutloader {
  width: 20px;
  height: 20px;
  border: 2px solid #fff;
  border-right-color: transparent; /* cut from one side */
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: inline-block;
  position: absolute;
  top: 28%;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.hide_loader {
  display: none;
}