body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    text-align: center;
    margin: 20px;
}

h1 {
    color: #333;
}

table {
    width: 80%;
    margin: auto;
    border-collapse: collapse;
    background: white;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

th, td {
    padding: 10px;
    border-bottom: 1px solid #ddd;
    text-align: center;
}

th {
    background: #007bff;
    color: white;
}

.btn {
    display: inline-block;
    padding: 10px 15px;
    margin-top: 10px;
    background: #28a745;
    color: white;
    text-decoration: none;
    border-radius: 5px;
}

.btn:hover {
    background: #218838;
}