Update app.py

app.py

@@ -32,7 +32,7 @@ with st.sidebar:
     learning_rate = st.selectbox("Learning Rate", [0.0001, 0.001, 0.01, 0.1])
     batch_size = st.slider("Batch Size", 1, 10000, 6400)
     epochs = st.slider("Epochs",  1, 1000, 600)
-    test_split = st.slider("Test Size", 0.1, 0.5, 0.2)
+    test_split = st.slider("Test Size (%)", 10, 90, 20)
 
 # --- Main Title ---
 st.title("TensorFlow Playground - Random Data")