html, body {
    padding: 0;
    margin: 0;
}

.container {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    flex-direction: column;
}

canvas {
    margin: auto;
    max-width: 100%;
    max-height: 100%;
    flex: 1 1;
    aspect-ratio: 1148 / 1517;
    object-fit: contain;
    min-width: 0;
}

footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    padding: 1rem;
    background-color: white;
    border-top: 1px lightgrey solid;

}