Streamlit email with message not working

Streamlit running locally and I am attempting to open an email window with mailto and a message provided. Currently this is what i have and it fails and shows the a tag.

url = ‘’

Start Email
‘’', unsafe_allow_html=True)

Any help much appreciated. thanks

Update, I got it working but for some reason my app won’t allow me to have a long message in the button. This is what it currently shows