Use the Visualization Settings dialog to modify visualization theme settings. Click (Visualization Settings) on the Visualization Toolbar to open the Visualization Settings dialog.
Your specifications are saved when the dialog is closed and will be maintained for future optimizations.
Specifies the interval elevations of the contour lines.
Specifies the base elevation for surface contours.
Specifies the number of slope ranges from which the color coded iterations display.
Enables range settings for each iteration specified in the Number of Ranges setting.
For each range, you can specify a color and a custom percentage of the total slope. Click a color swatch to choose a new color from the color picker dialog.'