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

header {
    background: #007bff;
    color: #fff;
    text-align: center;
    padding: 10px 0;
}

main {
    padding: 20px;
}

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

label {
    display: block;
    margin: 10px 0 5px;
}

input, select, button {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    background: #007bff;
    color: #fff;
    border: none;
    cursor: pointer;
}

    button:hover {
        background: #0056b3;
    }

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