Mood: The mood of the video appears to be lively and romantic, with a focus on relationships and love. The theme seems to revolve around the emotions and feelings associated with love, as indicated by the title 'Dil Tera'. The overall emotion conveyed is upbeat and energetic, suggesting a fun and entertaining video.

Environment: The setting of the video seems to be a mix of modern and traditional environments. The images depict the actors in various settings, including what appears to be a city or urban backdrop, as well as more traditional or cultural settings, given the attire and accessories worn by the actors. The overall setting seems to be a blend of contemporary and traditional India.