The document tab controls the styling of all your assets added to this specific script. Change the filter to get the styling you want.
Go to the “Document” section in the control panel to the right of the text
In the section, choose a filter that you would like to apply to all your assets
No filter and suggested theme effects are turned on by default. Filter opacity is set to medium, change this to get the style you are looking for.
Change the filter and see how the styling looks while editing.
Open the asset tab to change the look of a single asset.