design a delightful, simple and endearing full page coloring page for kids featuring A dragon perched on a rocky cliff, blowing out a fiery breath, easy to draw, minimalist design, very easy drawing, low detail, The design should utilize minimalistic lines, clean and straightforward,ensuring an easy yet enjoyable coloring experience. This simple, full-page line art illustration should not only encourage the creative exploration of color schemes but also serve as a relaxing and soothing activity, simple drawing, --ar 68:88