Hi modernmagic,
I have checked and see that the following CSS has hidden this box, this is a confusion of the template, we will update it.
span.quantity-box, span.quantity-controls {
display: none;
}
You can use the following CSS code that you added to show this box:
span.quantity-box, span.quantity-controls {
display: inline-block;
}
And to remove other CSS code and then if you want to show the icon, you can go to the Backend > VitureMark > Configuration > Templates tabs and find the following option to enable it: