html {
    font-size: 14px;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
}


/*custom css*/
body {
    background-color: #f8f9fa;
}

.payment-card {
    max-width: 500px;
    margin: 50px auto;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.form-label {
    font-weight: 500;
    color: #333;
}

.btn-primary {
    width: 100%;
    padding: 12px;
    font-size: 1.1rem;
    border-radius: 10px;
    transition: background-color 0.3s;
}

    .btn-primary:hover {
        background-color: #005f99;
    }

.form-control:disabled {
    background-color: #e9ecef;
    opacity: 1;
}

.form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 5px rgba(0, 123, 255, 0.5);
}