body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #0b1c3d, #123a6b);
    color: white;
}

/* Navbar */

.navbar {
    background: rgba(0,0,0,0.4);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: #ffd700;
    font-size: 20px;
    font-weight: bold;
}

.menu a {
    color: white;
    text-decoration: none;
    margin-left: 20px;
}

.menu a:hover {
    color: #ffd700;
}

/* Container */

.container {
    max-width: 900px;
    margin: 50px auto;
    padding: 30px;
    background: rgba(255,255,255,0.05);
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

/* Footer */

.footer {
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    opacity: 0.7;
}

/* Button */

.btn {
    background: #ffd700;
    color: black;
    padding: 10px 20px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
}