Update README.md

Author: Gary Tokman

README.md

@@ -1,4 +1,6 @@
-# corner-smoothing
+# Corner Smoothing
+
+<img width="695" alt="Frame 1" src="https://github.com/user-attachments/assets/1170cfc9-14b9-4742-abe7-14d3bd2043bf" />
 
 > Adjusts a rounded corner to create a continuous curve. Inspired by [Rob](https://github.com/robb/Continuous-Corners-CSS).