Mood: The mood of the video appears to be spiritual and meditative, with a sense of reverence and devotion. The theme seems to be centered around Lord Shiva, a major deity in Hinduism, and the stotram (a hymn or prayer) being sung in his praise. The overall emotion evoked is one of calmness and serenity.

Environment: The setting of the video seems to be a mystical or divine realm, with a dark background and a subtle glow behind the silhouette of Lord Shiva. The image of the trident and the water at the bottom suggests a connection to the Ganges River or a similar sacred body of water in Hinduism. The overall environment appears to be one of tranquility and spirituality.