@media (max-width: 768px) {
    .login-card {
        width: 80%;
        height: auto;
        padding: 20px;
    }
}

@media (max-width: 550px) {
    .input-group {
        width: 250px;
    }

    .button-group {
        width: 250px;
        flex-direction: column;
        align-items: center;
    }
}