    /* JesterBox 
     * Author: Schizohatter/Soanvig (http://schizohatter.tk)
     * More information in readme (https://github.com/soanvig/JesterBox)
     */
    
     .JesterBox div 
     { 
         visibility: hidden;
         position: fixed;
         top: 5%; right: 5%; bottom: 5%; left: 5%;
         z-index: 75;
         text-align: center;
 
         display: flex;
         justify-content: center;
         align-items: center;
     }
     
     .JesterBox div:before
     {
         content: '';
         position: fixed;
         top: 0; right: 0; bottom: 0; left: 0;
         z-index: 74;
         
         background-color: rgba(0, 0, 0, 0);
         transition: all 0.5s ease-out;
     }
     
     .JesterBox div img
     {
         position: relative;
         z-index: 77;
         max-width: 100%;
         max-height: 100%;
         
         margin-left: -9999px;
         opacity: 0;
         transition-property: all, opacity;
         transition-duration: 0.5s, 0.2s;
         transition-timing-function: ease-in-out, ease-out;
     }
     
     .JesterBox div:target { visibility: visible; }
     
     .JesterBox div:target:before { background-color: rgba(0, 0, 0, 0.7); }
     
     .JesterBox div:target img
     {
         margin-left: 0px;
         opacity: 1;
     }