body {
    background-image:url(images/hintergrund.png); 
    background-position: center center;
    height: 900px;
    margin:  0;
}

 body, a:hover {
    cursor: url(http://cur.cursors-4u.net/games/gam-14/gam1391.png), progress !important;
 }
 
 .gb {
     width:104px;
     height:150px;
     position: absolute;
     background-image: url(images/gt_walk.png);
     background-position: 0 0;
     left: 900px;
     top: 500px;
         
 }
 
 button {
     color:#4e7e2f;
     width:160px;
     height:50px;
     font-size: 28px;
 }