.title_pp, .pretty_print, .pretty_print main {

  -webkit-transition: all 250ms ease-in-out;
  -moz-transition: all 250ms ease-in-out;
  -ms-transition: all 250ms ease-in-out;
  -o-transition: all 250ms ease-in-out;
  transition: all 250ms ease-in-out;

  opacity: 1;

}
.title_pp {
  /*width: 600px;*/
  /*position: absolute;*/
  margin: -60px -10px 0;
  text-align: center;
  background: #008;
  color: white;
  padding: 10px;
  box-sizing: border-box;
  left: -1;
  right: -1;
}
.pretty_print {
  position: fixed;
  width: 980px;
  top: 50%;
  left: 50%;
  margin-top: -330px;
  margin-left: -490px;
  /*height: 100%;*/
  z-index: 1000;
}
.pretty_print main {
  position: absolute;
  top: 100px;
  left: 50%;
  margin-left: -490px;
  width: 100%;
  max-height: 600px;
  z-index: 9999;
  background: #000;
  padding: 10px;
  cursor: crosshair;
  color: #fff;
  text-align: left !important;
}

.pretty_print main {
  box-shadow: 0 0 10px rgba(175,0,0,0.5);
  border: 1px solid #422;
}

.pretty_print main pre {
  max-height: 580px;
  overflow: auto;
  font-size: 16px;
}