Update app.py

app.py

@@ -2,6 +2,31 @@ import streamlit as st
 
 st.set_page_config(layout="wide")
 
+st.markdown(
+    """
+    <style>
+    .fullScreenFrame {
+        position: relative;
+        padding-bottom: 56.25%; /* Aspect ratio */
+        height: 0;
+        overflow: hidden;
+        max-width: 100%;
+        background: #000;
+    }
+
+    .fullScreenFrame iframe {
+        position: absolute;
+        top: 0;
+        left: 0;
+        width: 100%;
+        height: 100%;
+        border: 0;
+    }
+    </style>
+    """,
+    unsafe_allow_html=True,
+)
+
 # Embed the external Streamlit webpage
 st.markdown(
     """