body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #20bb54;
    color: #333;
}

.container {
    width: 90%;
    max-width: 900px;
    margin: auto;
}

/* Header */
header {
    background: #005b85;
    color: rgb(9, 26, 124);
    padding: 30px 0;
    text-align: center;
}

header p {
    margin: 5px 0 0 0;
    font-size: 16px;
}

/* Menu */
nav {
    background: #003d56;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0;
}

nav a {
    display: block;
    padding: 14px 20px;
    color: white;
    text-decoration: none;
    font-weight: bold;
}

nav a:hover {
    background: #006c99;
}

/* Main */
main {
    background: white;
    padding: 20px;
    margin-top: 20px;
    border-radius: 6px;
    box-shadow: 0 0 8px rgba(0,0,0,0.1);
}

blockquote {
    background: #eef7ff;
    border-left: 4px solid #0074a2;
    padding: 10px 15px;
    margin: 20px 0;
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    color: #666;
    font-size: 14px;
}