.togglebutton-widget {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 4px 12px;
    font-size: 14px;
    border: 2px outset #ccc;
    background-color: #eee;
    cursor: pointer;
    user-select: none;
    box-sizing: border-box;
}

.togglebutton-widget:hover {
    background-color: #ddd;
}

.togglebutton-widget.pressed {
    border-style: inset;
    background-color: #bbb;
}