Code Editor for app.py

import streamlit as st

st.title("Hello, World!")
st.write("Welcome to my first Streamlit app!")

# Add a balloons celebration when user clicks the button
if st.button("Celebrate"):
    st.balloons()
    
# Display some basic information
st.subheader("About This App")
st.write("""
This is a simple Hello World application built with Streamlit.
Streamlit makes it easy to create interactive web applications with Python.
""")

# Add a slider for fun
number = st.slider("Select a number", 0, 100, 50)
st.write(f"You selected: {number}")