#semantic-tabs {
    border: 1px solid #555;
}

#semantic-tabs-heads {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

#semantic-tabs-heads {
    background: #555;

}

#semantic-tabs-heads li {
    color: #fff;
    cursor: pointer;
    padding: 10px 15px;
}

#semantic-tabs-heads li.active {
    color: #000;
    background: #fff;
}