More Nationalistic and Protectionist, less interventionist, more Centrist on economics(ex. protecting entitlements and taxing the rich) and social issues.
Donald Trump's Republican Party will last all of a few months.
That combination with broaden the base. It will bring in a large portion of working class white democrats in the midwest and independents. The main reason Republicans have lost elections is because of it's support for wars, big business, and the obsession with social issues such as gay marriage.