.lnk-button {
    text-align: center;
    display: inline-table;
    vertical-align: middle;
}

.lnk-button > i {
    vertical-align: middle;
    display: table-cell;
}

.lnk-text-black:hover,
.lnk-text-black
{
    color: #3D3D3D !important;
    font-size: inherit !important;
}