create a serene landscape illustration featuring layered green mountains in the background and various silhouettes of evergreen trees and deciduous trees in the foreground, include a soft pastel color palette with a light yellow sky, use a digital art style and ensure a high-resolution finish with a 16:9 aspect ratio, simulated camera settings: f/8 aperture, ISO 100, shutter speed 1/250s, simulating a DSLR camera view

create a serene landscape illustration featuring layered green mountains in the background and various silhouettes of evergreen trees and deciduous trees in the foreground, include a soft pastel color palette with a light yellow sky, use a digital art style and ensure a high-resolution finish with a 16:9 aspect ratio, simulated camera settings: f/8 aperture, ISO 100, shutter speed 1/250s, simulating a DSLR camera view