#preloader {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:url(img/loading_bg.png);
  /* change if the mask should have another color then white */
  z-index: 999999;
  /* makes sure it stays on top */
}

#status {
  width: 100px;
  height: 100px;
  position: absolute;
  left: 50%;
  /* centers the loading animation horizontally one the screen */
  top: 50%;
  /* centers the loading animation vertically one the screen */
  background-image: url(img/loading_car12.gif);
  background-color:#fff;
   opacity: 0.7;
   border-radius: 30px 30px 30px 30px; 
    text-shadow: 2px 2px;
  /* path to your loading animation */
  background-repeat: no-repeat;
  background-position: center;
  margin: -50px 0 0 -50px;
  /* is width and height divided by two */
}