body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 20px;
}

h1, h2, h3 {
    color: #333;
}

form {
    background: #fff;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

form input[type="text"],
form input[type="date"],
form input[type="number"],
form input[type="datetime-local"],
form textarea {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-sizing: border-box;
}

form input[type="submit"] {
    background: #5cb85c;
    color: #fff;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    border-radius: 5px;
}

form input[type="submit"]:hover {
    background: #4cae4c;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

footer {
    text-align: center;
    margin-top: 20px;
    color: #777;
}