Node icon width - Sets the width for the node icon containers (not the actual icon itself).
Category strip icons - Adds the UI.X Folder icon to category strips.
Forum icon - Sets the content of an icon to an icon font for forum nodes.
Link icon - Sets the content of an icon to an icon font for link nodes.
Page icon - Sets the content of an icon to an icon font for page nodes.
Use images for node icons - This setting will allow to enable the use of images for nodes. Images are set in the CSS style properties below this style property.