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

header {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

header nav ul {
    list-style: none;
    padding: 0;
}

header nav ul li {
    display: inline;
    margin: 0 15px;
}

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

form {
    max-width: 400px;
    margin: 50px auto;
    padding: 20px;
    background: #fff;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}

input[type="text"],
input[type="password"],
input[type="email"],
select {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

input[type="submit"] {
    width: 100%;
    padding: 10px;
    background-color: #28a745;
    border: none;
    border-radius: 5px;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #218838;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

table, th, td {
    border: 1px solid #ddd;
}

th, td {
    padding: 10px;
    text-align: left;
}

th {
    background-color: #f8f9fa;
}

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

a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    padding: 20px 0;
    background-color: #333;
    color: #fff;
    position: fixed;
    width: 100%;
    bottom: 0;
}