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

.container {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin: 20px auto;
    text-align: center;
}

h2 {
    margin-bottom: 20px;
    color: #333;
}

p {
    margin-bottom: 20px;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    background-color: #333;
    overflow: hidden;
}

nav li {
    float: left;
}

nav li a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

nav li a:hover {
    background-color: #555;
}

/* Styles for forms and buttons */
form {
    margin-top: 20px;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background-color: #f9f9f9;
    display: inline-block; /* To center the form */
}

form div {
    margin-bottom: 15px;
    text-align: left;
}

form label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

form input[type="text"],
form input[type="password"],
form input[type="email"] {
    width: calc(100% - 22px); /* Adjust for padding and border */
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box; /* Include padding and border in the element's total width and height */
}

form button {
    background-color: #007bff;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
}

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

.error {
    color: red;
    margin-top: 10px;
}

.success {
    color: green;
    margin-top: 10px;
}