.rocks_1 {
	position: absolute;
	bottom: -5px;
	height: 315px;
	width: 1920px;
	background: url(../img/parallax/rocks_1.png);
	background-repeat: repeat-x;
	background-position: top center;
	background-size: contain;
	animation: translateX 100s infinite linear both;
}
.rocks_2 {
	position: absolute;
	bottom: -60px;
	height: 315px;
	width: 1920px;
	background: url(../img/parallax/rocks_2.png);
	background-repeat: repeat-x;
	background-position: top center;
	background-size: contain;
	animation: translateX 30s infinite linear both;
}
.rails {
	position: absolute;
	bottom: -110px;
	height: 315px;
	width: 1920px;
	background: url(../img/parallax/rails.png);
	background-repeat: repeat-x;
	background-position: top center;
	background-size: contain;
	animation: translateX 5s infinite linear both;
}
.train {
	position: absolute;
	bottom: -105px;
	height: 315px;
	width: 1500px;
	right: -200px;
	background: url(../img/parallax/train.png);
	background-repeat: no-repeat;
	background-position: top center;
	background-size: contain;
}
.train_2 {
	position: absolute;
	bottom: -105px;
	height: 315px;
	width: 1500px;
	left: 0px;
	background: url(../img/parallax/train_2.png);
	background-repeat: repeat-x;
	background-position: top center;
	background-size: contain;
	animation: intercity 30s;
    animation-iteration-count:infinite;
}
@keyframes intercity {
  from {left: -1000px;}
  to {left: 2000px;}
}
.train_3 {
	position: absolute;
	bottom: -105px;
	height: 315px;
	width: 1500px;
	left: 0px;
	background: url(../img/parallax/train_3.png);
	background-repeat: repeat-x;
	background-position: top center;
	background-size: contain;
	animation: komuter 60s;
    animation-iteration-count:infinite;
}
@keyframes komuter {
  from {left: -4000px;}
  to {left: 3000px;}
}
.ground {
  position: absolute;
  width: 1920px;
  height: 98px;
  bottom: 0px;
  background: #1b3703;
}
.lights {
	position: absolute;
	bottom: -39px;
	height: 315px;
	width: 1920px;
	background: url(../img/parallax/lights.png);
	background-repeat: repeat-x;
	background-position: top center;
	background-size: contain;
	animation: translateX 4s infinite linear both;
}
.sun {
	position: absolute;
	top: 2%;
	height: 315px;
	left: 80px;
	width: 120px;
	background: url(../img/parallax/sun.png);
	background-repeat: no-repeat;
	background-position: top center;
	background-size: contain;
}

@keyframes translateX {
	0% {background-position: 0px 0px;}
	100% {background-position:  1920px 0px;}
}