td.history-title {
    padding: 5px 5px 10px 5px;
    font-weight: bold;
    text-align: center;
}

td.history-object {
    padding: 2px;
    vertical-align: middle;
}

img.history-action-icon {
    width: 16px;
    height: 16px;
    padding-left: 5px;
    vertical-align: middle;
}

img.history-icon {
    width: 16px;
    height: 16px;
    padding-right: 5px;
    vertical-align: middle;
}

img.history-object-icon {
    width: 16px;
    height: 16px;
    padding-right: 5px;
    vertical-align: middle;
}