wrapping pre

app.py

@@ -121,7 +121,7 @@ def fetch_from_df(sub_paths: str = ""):
 def show_filepath(filepath: str):
     text = fetch_file(filepath)
     c.markdown(
-            f"""<pre style='max-height:300px;overflow-y:auto'>{text}</pre>""", unsafe_allow_html=True)
+            f"""<pre style='white-space:pre-wrap;max-height:300px;overflow-y:auto'>{text}</pre>""", unsafe_allow_html=True)
 
 if st.sidebar.selectbox(label="何以尋跡 How to search",options=["以類尋書 category","書名求書 search"])=="以類尋書 category":