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

.container {
    max-width: 800px;
    margin: 50px auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

table {
    width: 100%;
    margin-bottom: 20px;
}

button {
    display: block;
    margin-bottom: 10px;
}

textarea {
    width: 100%;
}