The line that describe the design only is called _____?

The line that describe the design only is called _____?

لائن جو صرف ڈیزائن کو بیان کرتی ہے اسے _____ کہا جاتا ہے؟
Explanation

A decorative line is used primarily to enhance the appearance or design of an object, not to describe form or structure.

It focuses on visual appeal and doesn't necessarily provide descriptive or structural information.