-moz-transition: opacity .3s;
        -ms-transition: opacity .3s;
        -o-transition: opacity .3s;
        transition: opacity .3s;
      }

      .step:hover .letters { opacity: 1; }
      .step:hover i { opacity: .3; }

      .letters {
        opacity: .3;
        position: absolute;
      }

      .characters-off .letters { display: none; }
      .characters-off .step:hover i { opacity: 1; }

      
      .size-12 { font-size: 12px; }
      
      .size-14 { font-size: 14px; }
      
      .size-16 