body {
    margin: 0;
  }
  #loading-screen {
   background-color: rgba(25,25,25,0.7); 
    height: 100%;
    width: 100%;
    position: fixed;
    z-index: 9999;
    margin-top: 0;
    top: 0;
    text-align: center;
  }
   #loading-screen > img {
    width: 60px;
    height: 60px;
    position: relative;
     margin-top: -50px;
    /*margin-left: -50px; */
    top: 50%;
    text-align: center;
  }