* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #000;
    color: white;
    min-height: 100vh;
    font-family: 'SF Pro Display', sans-serif;
    transition: background-color 0.3s, color 0.3s;
    overflow-x: hidden;
}

body.dark {
    background-color: #000;
    color: white;
}

body.light {
    background-color: #ffffff;
    color: #000000;
}