body {
    font-family: Arial, sans-serif;
}

.container {
    max-width: 800px;
    margin: 40px auto;
    padding: 20px;
    background-color: #f9f9f9;
    border: 1px solid #ccc;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.table {
    margin-top: 20px;
}

.table th, .table td {
    padding: 10px;
    border: 1px solid #ddd;
}

.table th {
    background-color: #f0f0f0;
}

.table td {
    text-align: left;
}

.btn {
    margin-top: 20px;
}