PPT background picture of the back of the deep forest under the blue starry sky

PPT background picture content: The moonlight is sprinkled with black mountain forest, the top of the tall forest is loaded with a shining, bright sapphire-like starry sky, thick black shadows are baked in the forest, and the silence is solemnly pressed there, The silhouette of the tree peaks in the shimmering light becomes more mysterious.

Keywords: Starry sky, stars, night sky, mountain forest, trees slide background pictures, blue background pictures, natural PPT background pictures