#preview {
    position: absolute;
  top: 50%;
  left: 50%;
  width: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  opacity: 0.2;
}

#bg {
    margin: 0;
    position: absolute;
    width:95%;
    height:95%;
    z-index: 10;
    background-color: white;
}

.fadeout {
   -webkit-animation: fadeinout 0.5s ease-in-out forwards;
}

.scaleout {
   -webkit-animation: scaleinout 0.5s ease-in-out forwards;
}

@-webkit-keyframes fadeinout {
    0% { opacity: 1; }
    100% { opacity: 0; }
}

@-webkit-keyframes scaleinout {
    0% {opacity: 1; -webkit-transform: scale(1.0);}
    100% {opacity: 0; -webkit-transform: scale(1.5);}
}

html {
   -moz-text-size-adjust: 100%;
   -webkit-text-size-adjust: 100%;
   text-size-adjust: 100%;
}