html, body {
    height: 100%;
}

body {
    background-color: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 450px;
}

.login-card {
    padding: 1.5rem;
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

@media (min-width: 576px) {
    .login-card {
        padding: 2.5rem;
    }
}