/* dzień */

.podklad {width:100%; height: 400px; background:#006ab6 url(images/bg.png) repeat-x;}

.city {width:100%; height: 400px; background: url(images/city.jpg) scroll no-repeat center top;	z-index:1;}
	
.step{width:900px;height:820px;opacity:0;transition:opacity 1s;-webkit-transition-property:opacity;-webkit-transition-duration:1000ms}
.step.active{opacity:1}

.auto {position:relative; margin:-330px auto; margin-bottom:-145px; background: url(images/auto.png) no-repeat 20px; width:1020px; height:476px; z-index:2; }