body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: #fff;
}

a {
    text-decoration: none;
    color: #222;
}

#canvas-btn-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 2000;
    pointer-events: none;
}

#email-btn-container {
    position: fixed;
    bottom: 1rem;
    left: 1.5rem;
    z-index: 1000;
}

#email-btn {
    font-size: 2rem;
    color: #222;
    cursor: pointer;
}

#email-btn:hover {
    font-size: 2.3rem;
    cursor: pointer;
}

@media (prefers-color-scheme: dark) {
    body {
        background-color: #222;
    }
    a {
        color: #fff;
    }
    #email-btn {
        color: #fff;
    }
}