.blocklyTreeLabel {
    color: #161616;
}

.blocklyToolboxContents {
    padding: 0.5em;
}

.blocklyTreeRow {
    padding: 3px;
    height: 32px;
}

.blocklyTreeRow:not(.blocklyTreeSelected):hover {
    background-color: #E5E5E5;
}

.blocklyTreeSelected {
    background-color: #c6c6c6;
    font-weight: bold;
}