Why does johnny and pony boy appear to get along well?

Johnny and Ponyboy get along well because they share similar backgrounds and experiences, both feeling alienated from their families and society. Their bond deepens through their shared struggles and the challenges they face as members of the Greaser gang. Additionally, Johnny's sensitive nature complements Ponyboy's introspective personality, allowing them to connect on an emotional level. Their friendship provides mutual support and understanding in a tough environment.