Mood: The mood of the video appears to be celebratory and vibrant, with a focus on music. The use of bright colors, geometric shapes, and sparkling effects creates an energetic and lively atmosphere, suggesting that the video will be an upbeat and engaging tribute to World Music Day.

Environment: The environment or setting of the video seems to be a digital or virtual space, possibly a music festival or concert, given the theme of World Music Day. The abstract background with purple hues, geometric shapes, and sparkling effects gives a sense of a dynamic and modern setting, likely to feature music performances or related events.