<p dir="auto">If the tab items are longer than wrapper width the tabs should switch to accordion type of content.</p>
<p dir="auto">Currently the items that don't fit are placed on a second row. For the style bootstrap uses for tabs it doesn't look that bad but for different styles for tabs it doesn't really work.</p>
<p dir="auto">You should remove the label "mobile-first" from twitter bootstrap. Just because you add this label, does not mean your framework IS mobile-first.</p>
<p dir="auto">For example, there should be no tabs on mobile devices or they must be displayed as accordion, but they are here... Why? Because you develop it for desktop (first), then just ported to mobile...</p>