body {
    background-color: #f8f9fa;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.login-container {
    background-color: #ffffff;
    padding: 2rem;
    border-radius: 0.5rem;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 300px;
}

.login-container h2 {
    text-align: center;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.btn-primary {
    width: 100%;
}

[data-bs-theme="dark"] .card {
    background-color: #23272b;
    color: #fff;
    border: 1px solid #343a40;
}
[data-bs-theme="light"] .card {
    background-color: #fff;
    color: #212529;
    border: 1px solid #dee2e6;
}