To Change Header Background color:
Find code var hpo_Header_Background = "Lavender". Whatever color is within the quotation marks is the color that will show up as the widget background. Change only the color name to get a different background color (ie change only the word Lavender to Aqua and the background will show up differently).

To Change Header Text color:
Find code var hpo_Header_Text = "DimGray”. Whatever color is within the quotation marks is the color that will show up as the widget Header. Change only the color name to get a different header color (ie change only the word DimGray to Blue and the header will show up differently).

To Change Button Background color:
Find code var hpo_Button_Background = "Lavender". Whatever color is within the quotation marks is the color that will show up as the button background. Change only the color name to get a different button background color (ie change only the word Lavender to Aqua and the button background will show up differently).

To Change Button Text color:
Find code var hpo_Button_Text = "DimGray". Whatever color is within the quotation marks is the color that will show up as the button text color. Change only the color name to get a different button text color (ie change only the word DimGray to Blue and the button text color will show up differently).