Step-by-Step Instructions
Use the Shift key to keep the lines properly aligned.
Use the Lasso tool to select and adjust the lines if necessary.
Use the Liquify tool to push and refine the lines as needed.

Step-by-Step Instructions
Use the Shift key to keep the lines properly aligned.
Use the Lasso tool to select and adjust the lines if necessary.
Use the Liquify tool to push and refine the lines as needed.
