:root {
    --bg-color: #ffffff;
    --text-color: #000000;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: sans-serif;
    text-align: center;
    padding: 60px;
    margin: 0;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
}