Atlanta — Nearly 40 years ago, On The Border Mexican Grill & Cantina was born, and it has since grown into the world’s largest Mexican casual dining brand. Now, On The Border is taking it back to the 1980s with the debut of its new prototype that pays homage to the brand’s first design and renowned experience. On The Border North Point, located in Alpharetta, reopened as the brand’s first restaurant to feature the all-new prototype. Featuring a palette of white adobe and rustic colors, longtime guests will immediately recognize …