body {
    background-color: #f8f9fa;
}
.container {
    max-width: 900px;
    margin-top: 50px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 30px;
}
h2 {
    color: #007bff;
    font-weight: bold;
    text-align: center;
}
.btn-view {
    background-color: #007bff;
    color: #fff;
    border: none;
    padding: 6px 12px;
}
.btn-view:hover {
    background-color: #0056b3;
}
.alert {
    text-align: center;
}