Others

Front includes bunch of other predefined classes.

Background image hero 

              
                <div class="bg-img-hero" style="background-image: url(...); height: 250px;"></div>
              
            
              
                <a class="link" href="#"></a>

Z-index 

              
                <div class="z-index-2"></div>

Opacity 

              
                <div class="opacity-xs"></div>
                <div class="opacity-sm"></div>
                <div class="opacity"></div>
                <div class="opacity-lg"></div>