html {
    background: #0033a1;
    height: 100%;
    overflow: hidden;
}

body {
    margin: 0;
    padding: 0;
    height: 100%;
    background: #0033a1;
}

canvas {
    display: block;
    background: #0033a1;
    width: 100vw;
    height: 100vh;
}

#centerImage {
    position: fixed;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 2s ease-in-out;
    z-index: 10;
    max-width: 28vw;
    max-height: 28vh;
    object-fit: contain;
}

#loginButton {
    position: fixed;
    top: 63%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 2s ease-in-out;
    z-index: 12;
}