style.css

body {
    background-image: url('images/city.jpg');
    background-size: cover;
    height: 1000px;
    width: auto;
}
.hydrant {
    position: absolute;
    width: 20%;
    height: auto;
    bottom: -60px;

}
.guy_up {
    position: absolute;
    width: 15%;
    height: auto;
    top: 0px;
    left: 900px;

}
.pig {
    position: absolute;
    width: 20%;
    height: auto;
    left: 200px;
    bottom: -60px;

}
.evergreen {
    position: absolute;
    width: 20%;
    height: auto;
    left: 1000px;
    bottom: -60px;

}
.helicopter_red {
    position: absolute;
    width: 15%;
    height: auto;
    top: 0px;
    left: 1200px;

}
.rat {
    position: absolute;
    width: 20%;
    height: auto;
    left: 300px;
    bottom: -100px;

}
.yellow_car {
    position: absolute;
    width: 20%;
    height: auto;
    left: 800px;
    bottom: -60px;

}
.helicopter_static {
    position: absolute;
    width: 15%;
    height: auto;
    top: 0px;
    left: 300px;

}
.sad_cloud {
    position: absolute;
    width: 15%;
    height: auto;
    top: 0px;
    left: 15000px;

}