body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.container {
    max-width: 800px;
    margin-top: 50px;
    background-color: #ffffff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

h1, h2 {
    color: #343a40;
    margin-bottom: 20px;
}

.form-group label {
    font-weight: 600;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.btn-secondary {
    background-color: #6c757d;
    border-color: #6c757d;
}

.btn-secondary:hover {
    background-color: #545b62;
    border-color: #545b62;
}

.list-group-item {
    border: none;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 5px;
    background-color: #e9ecef;
}

.list-group-item:hover {
    background-color: #dee2e6;
}

.card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.card-body {
    padding: 20px;
}

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.card-text {
    font-size: 1rem;
}

.alert {
    margin-top: 20px;
}