body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f9f9f9;
}

header {
    background-color: #2c3e50;
    color: #ecf0f1;
    padding: 1rem;
    text-align: center;
    border-radius: 5px;
}

h1 {
    margin-bottom: 0.5rem;
}

nav ul {
    list-style-type: none;
    padding: 0;
}

nav ul li {
    display: inline;
    margin-right: 15px;
}

nav ul li a {
    color: #ecf0f1;
    text-decoration: none;
}

nav ul li a:hover {
    text-decoration: underline;
}

#content {
    background-color: #ffffff;
    padding: 30px;
    margin-top: 20px;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

th {
    background-color: #f2f2f2;
}

blockquote {
    background-color: #f0f8ff;
    border-left: 5px solid #2c3e50;
    padding: 10px;
    margin: 10px 0;
}

img {
    max-width: 100%;
    height: auto;
}