Update app.py

app.py

@@ -127,8 +127,8 @@ This translation app is useful for people who want to translate something or wan
 
 Even if the PDF file has many pages, there is no limit to the number of pages or characters.
 
-The untranslated data will be retained until the browser is closed, but once the app page is closed, the connection will be cut off and the data will be deleted.:thought_balloon:
-""")
+<u>The untranslated data will be retained until the browser is closed, but once the app page is closed, the connection will be cut off and the data will be deleted.</u>:thought_balloon:
+""", unsafe_allow_html=True)
     obj_0.success("PDF file uploader")
     st.markdown(f"The remote ip is `{get_remote_ip()}`")