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

body {
    font-family: Arial, sans-serif;
    background: #000000;
    color: #ffffff;
    min-height: 100vh;
}

nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: #000000;
    border-bottom: 1px solid #333;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: center;
    padding: 1rem;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: #ffffff;
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: #888888;
}

.page {
    display: none;
    padding-top: 80px;
    min-height: 100vh;
}

.page.active {
    display: block;
}