Step 1: Draw an ellipse and a vertical line in the middle as the reference line for the hot air balloon.
Step 2: Draw the general shape of the hot air balloon.
Step 3: Draw the basket under the hot air balloon.
Step 4: Draw several ovals to divide the hot air balloon.
Step 5: Divide the hot air balloon vertically according to proportion.
Step 6: Draw the rope on the upper part of the basket.
Step 7: Draw the details of the hot air balloon.
Step 8: Deepen the outline of the hot air balloon, change the thickness and shadow. Add more details such as the ground and clouds.
Step 9: Clear all reference lines.
