button.mi-btn-dark,
a.mi-btn-dark {
    background-color: #000;
    color: #fff;
    border: 1px solid #000;
    transition: background-color 0.15s, color 0.15s;
}

button.mi-btn-dark:hover,
a.mi-btn-dark:hover,
button.mi-btn-dark:focus,
a.mi-btn-dark:focus {
    background-color: #fff;
    color: #000;
    border-color: #000;
}

.mi-por-row .btn-light svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}