html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.container {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000;
}

img {
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
}

@media screen and (min-width: 768px) {
    img {
        height: 100%;
        width: auto;
        max-width: none;
    }
}

@media screen and (max-width: 767px) {
    img {
        max-height: 100vh;
        max-width: 100vw;
        width: auto;
        height: auto;
    }
}