Bolt Shadows
Utility Description 
      Add the utility class u-bolt-shadow-xx where xx equals the level of shadow you wish to apply.
For example: .u-bolt-shadow-level-10
Demo 
                level-10
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-10
        Scss Mixin
@include bolt-shadow("level-10");
      level-20
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-20
        Scss Mixin
@include bolt-shadow("level-20");
      level-30
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-30
        Scss Mixin
@include bolt-shadow("level-30");
      level-40
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-40
        Scss Mixin
@include bolt-shadow("level-40");
      level-50
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-50
        Scss Mixin
@include bolt-shadow("level-50");
      level-60
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-60
        Scss Mixin
@include bolt-shadow("level-60");
      level-70
        
Utility Class
Scss Mixin
    
    Utility Class
.u-bolt-shadow-level-70
        Scss Mixin
@include bolt-shadow("level-70");
      Hoverable
To add an animated shadow that "lifts" on hover, add the u-bolt-shadow-xx-hoverable where xx equals the level of shadow you wish to use.
For example: .u-bolt-shadow-level-10-hoverable
level-10
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-10-hoverable
        Scss Mixin
@include bolt-shadow("level-10", true);
      level-20
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-20-hoverable
        Scss Mixin
@include bolt-shadow("level-20", true);
      level-30
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-30-hoverable
        Scss Mixin
@include bolt-shadow("level-30", true);
      level-40
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-40-hoverable
        Scss Mixin
@include bolt-shadow("level-40", true);
      level-50
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-50-hoverable
        Scss Mixin
@include bolt-shadow("level-50", true);
      level-60
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-60-hoverable
        Scss Mixin
@include bolt-shadow("level-60", true);
      level-70
        
Utility Class
Scss Mixin
          Utility Class
.u-bolt-shadow-level-70-hoverable
        Scss Mixin
@include bolt-shadow("level-70", true);