.developer-enabled {
  -moz-box
  
  -webkit-box-sizing: content-box;
  -moz-box-sizing: content-box;
  box-sizing: content-box;
  
  -webkit-transition: opacity 400ms ease, box-shadow 400ms ease;
  -ms-transition: opacity 400ms ease, box-shadow 400ms ease;
  transition: opacity 400ms ease, box-shadow 400ms ease;
  
  position: fixed;
  z-index: 999;
  top: 50%;
  left: 50%;
  
  opacity: 0;
  -webkit-box-shadow: 0 0 0px #000;
  -ms-box-shadow: 0 0 0px #000;
  box-shadow: 0 0 0px #000;
  
  -webkit-border-radius: 20px;
  -ms-border-radius: 20px;
  border-radius: 20px;
  
  padding: 10px;

  background-color: #000;
  background-image: url('../images/godmode.png');
  background-repeat: no-repeat;
  background-position: center center;
  
  width: 48px;
  height: 56px;
  
  margin-left: -39px;
  margin-top: -43px;
  
  border: 5px solid #fff;
}
.developer-enabled.show {
  -webkit-transition: opacity 200ms ease, box-shadow 400ms ease;
  -ms-transition: opacity 200ms ease, box-shadow 400ms ease;
  transition: opacity 200ms ease, box-shadow 400ms ease;
  
  opacity: 1;
  box-shadow: 0 0 50px #000;
}