music festival event flyer poster. silhouette dj and people dancing with raised hands. graphic

techno music vector poster background club disco party night sound abstract cover design light event discotheque nightclub rock clubbing silhouette hand raised graphic flyer fun nightlife backdrop retro audio girl celebration festival musical disc entertainment disk people city template banner concert stage creative card crowd modern dancing young happiness person multicultural youth group friends friendship invitation urban song nightclub shiny vinyl red electronic mix copy space leaflet editable happy funky layout hip hop headphones