fixed youtube embed formatting
fixed youtube embed formatting

HMProgrammingClub/NYCSL,HMProgrammingClub/NYCSL,HMProgrammingClub/NYCSL,HMProgrammingClub/NYCSL,HMProgrammingClub/NYCSL,HMProgrammingClub/NYCSL,HMProgrammingClub/NYCSL