diff --git a/README.md b/README.md
index d0df065..b53955c 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,5 @@
 # Hyperboloid
+
+A simple program to make a hyperboloid shape.
+
+![screenshot](screenshot.webp)
diff --git a/screenshot.webp b/screenshot.webp
new file mode 100644
index 0000000..2d1397d
Binary files /dev/null and b/screenshot.webp differ