.container-fluid {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    box-sizing: border-box;
}

.card {
    margin: 3rem auto;
    width: 90%;
    max-width: 500px;
    height: auto;
    padding: 2.5rem;
    border-radius: 20px;
    background-color: #ffffff;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

form.user {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

form.user input {
    width: 100%;
    max-width: 400px;
    padding: 12px;
    font-size: 1.1rem;
    border-radius: 8px;
    border: 1px solid #ccc;
    margin-bottom: 15px;
}

form.user .btn-user {
    font-family: "Mitr", sans-serif;
    margin: 10px;
    width: 100%;
    max-width: 200px;
    padding: 12px;
    font-size: 1rem;
    color: #0d6efd;
    background-color: transparent;
    border: 1px solid #0d6efd;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: color 0.15s ease-in-out,
        background-color 0.15s ease-in-out,
        border-color 0.15s ease-in-out;
}

form.user .btn-user:hover {
    color: #fff;
    background-color: #0d6efd;
    border-color: #0d6efd;
}

.image-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-container img {
    max-width: 150px;
    height: auto;
}

@media (max-width: 768px) {
    .card {
        width: 95%;
        min-height: 70vh;
        padding: 2rem;
    }

    form.user input {
        font-size: 1rem;
        padding: 10px;
    }

    form.user .btn-user {
        font-size: 0.95rem;
        padding: 9px;
    }

    .image-container img {
        max-width: 120px;
    }
}