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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
}

/* Header Styles */
.header {
    background-color: #333;
    color: #fff;
    padding: 1rem;
    text-align: center;
}

.nav {
    margin-top: 1rem;
}

.nav-list {
    list-style: none;
    display: flex;
    justify-content: center;
}

.nav-list li {
    margin: 0 10px;
}

.nav-list a {
    color: white;
    text-decoration: none;
    padding: 0.5rem;
    transition: background-color 0.3s;
}

.nav-list a:hover {
    background-color: #555;
    border-radius: 5px;
}

/* Section Styles */
.section {
    padding: 2rem;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

/* Footer Styles */
.footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 1rem;
}

/* Adaptive Styles */
@media (max-width: 768px) {
    .nav-list {
        flex-direction: column;
    }
    
    .nav-list li {
        margin-bottom: 10px;
    }
}

@media (max-width: 480px) {
    .header {
        font-size: 1.2rem;
    }

    .section {
        padding: 1rem;
    }
}