header {
    background-image: url("header.png");
    background-size: contain;
    background-attachment: fixed;
    background-position-x: center;
}

h1 img {
    aspect-ratio: 535/347;
    max-width: 90vw;
    max-height: 50vh;
    width: auto;
    height: auto;
}

body {
    background-color: black;
    background-image: url("hexagons-vertical.png");
    background-size: cover;
    background-attachment: fixed;
    background-position-x: center;
}

@keyframes example {
    0% {
        top: 0px;
    }

    50% {
        top: 0px;
    }

    100% {
        top: -5px;
    }
}

#steam {
    position: relative;
    animation-name: example;
    animation-duration: 1s;
    animation-timing-function: ease-out;
    animation-iteration-count: infinite;
    animation-direction: alternate-reverse;
}

h2,
a.btn,
footer {
    font-family: 'VT323', monospace;
}

h2 {
    font-size: 2.5em;
}

a.btn {
    font-size: 2em;
}

footer{
    font-size: 1.5em;
}

.videowrapper {
    float: none;
    clear: both;
    width: 100%;
    position: relative;
    padding-bottom: 56.25%;
    padding-top: 25px;
    height: 0;
}

.videowrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.screen {
    width: 400px;
    height: auto;
    max-width: 100%;
}

.carousel {
    max-width: 100%;
}

@media (max-width: 991.98px) {
    h1 img {
        height: 250px;
    }

    header {
        background-size: initial;
    }

    h2 {
        font-size: 2em;
    }

    a.btn {
        font-size: 2em;
    }
}

@media (max-width: 575.98px) {
    h1 img {
        height: 200px;
    }

    header {
        background-size: initial;
    }

    h2 {
        font-size: 1.5em;
    }

    a.btn {
        font-size: 2em;
    }
}