Revert "Merge branch 'mobile-carousel-nico' of https://github.com/fixmycode/ReinoAritmetico into mobile-carousel-nico"

This reverts commit 5ed0c3465e88a9adac6c8d521d86181f26009424, reversing
changes made to f926d6e72edb4b6937623ef79cfbc4f71d2fd861.