Guides can be used to highlight areas of the chart in color.
In the Guides values area, click Create guide to enter a new guide.
The individual values for From and To, as well as the Background color, can be edited directly in their corresponding columns.
Delete guide removes a guide from the list again.
If the Dynamic option is selected in the Guide categories area, clicking Edit guide series to
define the guide color, as long as a category of type Date has been set in the chart.
The Static option allows static ranges for categories to be highlighted. To do so, click Create guide. Delete guide removes a selected guide from the list again.