Mood: Invigorating | Subject: A sprawling field of vibrant, blooming sunflowers under a vast rainbow arch | Timing: After a summer rain shower, when the sky is alive with the vivid hues of the rainbow and the sunflowers are sparkling with raindrops | Lens: Wide-angle | Lighting Conditions: The diffused sunlight breaking through the clouds, casting a warm, glistening glow on the field and illuminating the rainbow | Style: Fusion of nature's vibrancy and soothing tranquillity | Colors: The brilliant yellows of the sunflowers contrasted with the verdant greens of the field and the multitude of colors in the rainbow | Background: A backdrop of an expansive, cloud-dotted sky under the rainbow, adding depth and a sense of open expanse | Perspective: Eye-level, capturing the countless sunflowers reaching towards the sky under the rainbow | Focal Point: The most fully bloomed sunflower, its dew-kissed petals creating a radiant focal point and sense of depth | Space: Expansive, emphasizing the grand scale of the field and the invigorating allure of the scene | Pattern/Texture: The dense, uniform pattern of the sunflower field contrasted with the smooth, flowing hues of the rainbow | Element defining the scale: A small, vibrant ladybug resting on a sunflower petal, its size providing a sense of the scene's grand scale | Depth of Field: Deep, focusing on the sunflowers while subtly blending into the rainbow and sky backdrop | Feeling: Uplifting and joyful | Contrast elements: The invigorating scene of a blooming sunflower field under a vibrant rainbow after a rain shower, its natural vibrancy and soothing tranquillity enhanced by the diffused sunlight and contrasting textures, set against the backdrop of a cloud-dotted, expansive sky.