Hi Alsthom,
I understand your point. For this case we can use css method to handle the padding on mobile/tablet devices (Using media queries). Can I take a look your current page to advice ?
JoomLead Gantry 5 particles 2.2.0 released, new features and bug fixesChangelog
Cyber Monday is finally here! Save 30% OFF everything. Use promo code: 30OFFCMShop Now