body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
}
header {
    background-color: #333;
    padding: 10px 0;
}
nav {
    text-align: center;
}
nav a {
    color: white;
    margin: 0 15px;
    text-decoration: none;
    font-weight: bold;
}
nav a:hover {
    text-decoration: underline;
}
.container {
    width: 80%;
    margin: auto;
    background: white;
    padding: 20px;
    margin-top: 20px;
    border-radius: 5px;
}
img {
    max-width: 100%;
    height: auto;
}
footer {
    text-align: center;
    padding: 10px;
    margin-top: 20px;
    background: #333;
    color: white;
}
form label {
    display: block;
    margin-top: 10px;
    font-weight: bold;
}
form input, form textarea {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}
form button {
    margin-top: 15px;
    padding: 10px 15px;
    background-color: #333;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 4px;
    font-size: 1rem;
}
form button:hover {
    background-color: #555;
}