* {
    box-sizing: border-box;
}

body {
    font-family: "Lato", sans-serif;
}

.hero {
    width: 100%;
    min-height: 450px;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background-color: #d9edfd;
    z-index: -1;
}

.layer-1 {
    -webkit-animation: parallax_fg linear 20s infinite both;
    animation: parallax_fg linear 20s infinite both;
    background: url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/24650/1.png) 0 100% repeat-x;
    z-index: 1;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: auto 136px;
}

.layer-2 {
    -webkit-animation: parallax_fg linear 30s infinite both;
    animation: parallax_fg linear 30s infinite both;
    background: url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/24650/2.png) 0 100% repeat-x;
    z-index: 1;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: auto 145px;
}

.layer-3 {
    -webkit-animation: parallax_fg linear 55s infinite both;
    animation: parallax_fg linear 55s infinite both;
    background: url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/24650/3.png) 0 100% repeat-x;
    z-index: 1;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: auto 158px;
}

.layer-4 {
    -webkit-animation: parallax_fg linear 75s infinite both;
    animation: parallax_fg linear 75s infinite both;
    background: url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/24650/4.png) 0 100% repeat-x;
    z-index: 1;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: auto 468px;
}

.layer-5 {
    -webkit-animation: parallax_fg linear 95s infinite both;
    animation: parallax_fg linear 95s infinite both;
    background: url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/24650/5.png) 0 100% repeat-x;
    z-index: 1;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: auto 311px;
}

.layer-6 {
    -webkit-animation: parallax_fg linear 120s infinite both;
    animation: parallax_fg linear 120s infinite both;
    background: url(https://s3-us-west-2.amazonaws.com/s.cdpn.io/24650/6.png) 0 100% repeat-x;
    z-index: 1;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: auto 222px;
}

.bike-1,
.bike-2 {
    background: url(images/car.png) 0 100% no-repeat;
    z-index: 1;
    position: fixed;
    bottom: 100px;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: auto 75px;
}

.bike-1 {
    -webkit-animation: parallax_bike linear 10s infinite both;
    animation: parallax_bike linear 10s infinite both;
}

.bike-2 {
    -webkit-animation: parallax_bike linear 15s infinite both;
    animation: parallax_bike linear 15s infinite both;
}

@-webkit-keyframes parallax_fg {
    0% {
        background-position: 2765px 100%;
    }

    100% {
        background-position: 550px 100%;
    }
}

@keyframes parallax_fg {
    0% {
        background-position: 2765px 100%;
    }

    100% {
        background-position: 550px 100%;
    }
}

@-webkit-keyframes parallax_bike {
    0% {
        background-position: -300px 100%;
    }

    100% {
        background-position: 2000px 100%;
    }
}

@keyframes parallax_bike {
    0% {
        background-position: -300px 100%;
    }

    100% {
        background-position: 2000px 100%;
    }
}

.logo {
    margin: 70px auto;
    position: absolute;
    z-index: 2;
    width: 100%;
}

    .logo img {
        display: block;
        margin: 0 auto;
        max-width: 100%;
    }

@media (max-width: 700px) {
    .logo img {
        max-width: 90%;
    }
}