.footer {
    background: $black;
    padding: 30px 0;

    /* sticky footer */
    flex-shrink: 0;
}

.porta {
    width: 69px;
    height: 15px;
    display: block;
    float: right;
    color: $gray;
    fill: $gray;

    &:hover,
    &:active,
    &:focus {
        color: $white;
        fill: $white;
    }
}
