To | Do this |
Change the background fill of a portal | Select the portal. In the Inspector, click the Appearance Note If your fill setting does not appear in the portal, set portal rows to transparent. |
Change the background fill of all portal rows | Select the portal. In the Appearance |
Display a different background in alternating portal rows | Double-click the portal, then select Use alternate row state and click OK. In the Appearance |
Display a different background for the selected portal row | Double-click the portal, then select Use active row state and click OK. In the Appearance Note For portals that display records from the current table, selecting Use active row state causes the row for the current record to use the Active object state even when the portal row doesn't have the focus. |
Add or change borders between portal rows | Select the portal. In the Appearance |
tab. In the Graphic area, for Fill, choose Solid Color, Color Gradient, or Image. From the object type list (the first list in the tab), choose Portal: Row. From the object state list (the second list), choose Primary. In the Graphic area, for Fill, choose None.
and choose a color, then choose the 
border style.