A close up of a river with rocks in the water

A serene book cover for ""Breathing, Calm: Transforming Anxiety with Mindfulness" featuring a tranquil scene flowing through a lush, green landscape, under a clear, blue sky. The river symbolizes continuity and mindfulness, while the peaceful surroundings evoke a sense of calmness and inner peace. The title and author's name are elegantly incorporated into the natural scenery with calming, soft colors and a gentle, flowing font. The overall style is an artwork, digital painting with soothing pastel hues and subtle textures, --ar 16:9 --v 5.