If your component tabs are starting to pile up, you can save space in CET Designer's interface by collapsing multiple related tabs into a single one.
Dividers and a light blue color are used to show which component tabs are related and will form a group:
To collapse component tabs into their groups, use the arrow icon next to the name of the tab:
You can also right-click on the tab and select Minimize from the menu:
The tab that is selected when you collapse the tabs, in this example the Characters tab, is placed on top of the group. Collapsed groups have a bar on the side to indicate that they contain more tabs that are not currently visible:
Clicking the bar indicator selects the top tab. To access any of the other component tabs in the group, you must first expand it by clicking the arrow in the tooltip:
You can also right-click on the tab and select Maximize from the menu: