body {
    font-family: Arial, sans-serif;
    background-color: #f4f6f8;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    width: 80%;
    margin: auto;
    padding: 20px;
}

header {
    text-align: center;
    margin-bottom: 30px;
}

header h1 {
    font-size: 2.5em;
    margin: 0;
    color: #2c3e50;
}

header h2 {
    font-size: 1.2em;
    color: #7f8c8d;
}

section {
    margin-bottom: 25px;
}

section h3 {
    border-bottom: 2px solid #2c3e50;
    padding-bottom: 5px;
    margin-bottom: 10px;
    color: #2c3e50;
}

ul {
    list-style-type: square;
    padding-left: 20px;
}

a {
    color: #2980b9;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    margin-top: 40px;
    font-size: 0.9em;
    color: #7f8c8d;
}