/* General Reset */
body, h1, h2, h3, p, ul, li, a {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    color: #333;
    background-color: #f9f9f9;
    line-height: 1.6;
}

/* Header */
header {
    background-color: #005f99;
    color: #fff;
    text-align: center;
    padding: 1.5rem 0;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.2rem;
}

header nav ul {
    list-style: none;
    margin-top: 1rem;
}

header nav ul li {
    display: inline;
    margin: 0 1rem;
}

header nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    transition: color 0.3s;
}

header nav ul li a:hover {
    color: #ffd700;
}

/* Main Sections */
main {
    padding: 2rem;
    background-color: #ffffff;
    max-width: 1200px;
    margin: 2rem auto;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

section {
    margin-bottom: 2rem;
}

section h2 {
    font-size: 2rem;
    color: #005f99;
    margin-bottom: 1rem;
    border-bottom: 2px solid #005f99;
    display: inline-block;
    padding-bottom: 0.2rem;
}

section p, section ul {
    font-size: 1rem;
    color: #555;
}

ul {
    list-style: square;
    margin-left: 2rem;
}

/* Footer */
footer {
    text-align: center;
    background-color: #005f99;
    color: #fff;
    padding: 1rem 0;
    margin-top: 2rem;
}

footer p {
    font-size: 0.9rem;
}

/* Utility */
@media (max-width: 768px) {
    header h1 {
        font-size: 2rem;
    }

    header nav ul li {
        display: block;
        margin: 0.5rem 0;
    }

    main {
        padding: 1rem;
    }

    section h2 {
        font-size: 1.5rem;
    }
}