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

header {
    background: #333;
    color: #fff;
    padding: 1em 0;
}

header .container {
    width: 80%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    margin: 0;
}

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

nav ul li {
    margin: 0 1em;
}

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

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

main {
    padding: 2em 0;
}

main .container {
    width: 80%;
    margin: 0 auto;
}

h2 {
    border-bottom: 2px solid #333;
    padding-bottom: 0.5em;
}

article {
    margin-bottom: 2em;
}

article h3 {
    margin: 0;
}

article a {
    color: #007bff;
    text-decoration: none;
}

article a:hover {
    text-decoration: underline;
}

form {
    display: flex;
    flex-direction: column;
}

form label {
    margin-top: 1em;
}

form input, form textarea {
    padding: 0.5em;
    margin-top: 0.5em;
    border: 1px solid #ccc;
    border-radius: 4px;
}

form button {
    margin-top: 1em;
    padding: 0.5em;
    border: none;
    border-radius: 4px;
    background: #007bff;
    color: #fff;
    cursor: pointer;
}

form button:hover {
    background: #0056b3;
}

footer {
    background: #333;
    color: #fff;
    padding: 1em 0;
    text-align: center;
}

footer .container {
    width: 80%;
    margin: 0 auto;
}