Here's a simple way to bring visual focus to your map's area of interest. It uses faded gradient strokes to create a soft shadow/inner-glow effect and a blend mode to nestle it into the background. Focus!
Check out some other social channels where I share how-to's and updates on random map adventures:
http://adventuresinmapping.com
https://www.esri.com/arcgis-blog/auth...
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