Fix disappearing checkboxes on smaller screens
Fix disappearing checkboxes on smaller screens

Closes #2590

pferreir/indico,OmeGak/indico,OmeGak/indico,OmeGak/indico,DirkHoffmann/indico,indico/indico,mvidalgarcia/indico,mic4ael/indico,ThiefMaster/indico,mic4ael/indico,mic4ael/indico,pferreir/indico,mvidalgarcia/indico,pferreir/indico,DirkHoffmann/indico,DirkHoffmann/indico,ThiefMaster/indico,mvidalgarcia/indico,DirkHoffmann/indico,indico/indico,ThiefMaster/indico,mic4ael/indico,ThiefMaster/indico,mvidalgarcia/indico,OmeGak/indico,indico/indico,pferreir/indico,indico/indico