Update app.py

app.py

@@ -1,11 +1,10 @@
 import streamlit as st
 
-# Streamlit Title
-st.title("Streamlit App with Language Selector and HTML Rendering")
-
+st.set_page_config(layout="wide")
+default_language_index = 4
 # Dropdown menu for selecting a programming language
 language = st.selectbox("Pick a Programming Language:", 
-                        ["C", "C++", "C#", "JavaScript", "Python", "HTML/CSS/JS"])
+                        ["C", "C++", "C#", "JavaScript", "Python", "HTML/CSS/JS"],  index=default_language_index)
 
 # Function to render markdown content with unsafe HTML based on the selected language
 def render_language_content(selected_language):
@@ -22,7 +21,7 @@ def render_language_content(selected_language):
         st.markdown("<h3 style='color:red;'>You selected JavaScript.</h3><p>Add your custom HTML here.</p>", 
                     unsafe_allow_html=True)
     elif selected_language == "Python":
-        st.markdown("""<iframe width="1000" height="600" src="https://codehs.com/sandbox/id/python-3-kr6mEw/embed/?display_mode=default" frameborder="0" allowfullscreen class="video-iframe"></iframe>""", 
+        st.markdown("""<iframe width="1500" height="1000" src="https://codehs.com/sandbox/id/python-3-kr6mEw/embed/?display_mode=default" frameborder="0" allowfullscreen class="video-iframe"></iframe>""", 
                     unsafe_allow_html=True)
     elif selected_language == "HTML/CSS/JS":
         st.markdown("<h3 style='color:pink;'>You selected HTML/CSS/JS.</h3><p>Add your custom HTML here.</p>",