app.py

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%;
        margin: 0;
        padding: 0;
        border: none;
    }

    .fullScreenFrame iframe {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        border: none;
        margin: 0;
        padding: 0;
    }

    /* Ensure body and html have no margin/padding */
    body, html {
        margin: 0;
        padding: 0;
        height: 100%;
        width: 100%;
    }

    /* Remove any Streamlit container padding */
    .main .block-container {
        padding: 0;
        margin: 0;
    }
    </style>
    """,
    unsafe_allow_html=True,
)

# Embed the external Streamlit webpage
st.markdown(
    """
    <div class="fullScreenFrame">
        <iframe src="https://internvl.opengvlab.com/"></iframe>
    </div>
    """,
    unsafe_allow_html=True,
)