body {
    font-family: Arial, sans-serif;
    margin: 20px;
}
table {
    width: 100%;
    border-collapse: collapse;
}
th, td {
    border: 1px solid black;
    padding: 8px;
    text-align: left;
}
th {
    background-color: #f2f2f2;
}
button {
    padding: 10px 20px;
    background-color: #007bff;
    color: white;
    border: none;
    cursor: pointer;
}
button:hover {
    background-color: #0056b3;
}