Conversation so far:
who sang the songs in the new beauty and the beast
How Does a Moment Last Forever“ is sung by Emma Watson in the 2017 film Beauty and the Beast. Celine Dion's version plays over the film's ending credits.
during what moment is how does a moment last forever performed in the 2017 film beauty and the beast
Belle played by Emma Watson performs How Does a Moment Last Forever as she discovers the truth about her mother's fate.

Question: What is the genre of this song?
Self-contained rewrite: What is the genre of How Does a Moment Last Forever?