Fix build error

requirements.txt

@@ -8,4 +8,3 @@ streamlit==1.19.0
 st_clickable_images
 plotly
 datetime
-base64

text2image.py

@@ -166,8 +166,8 @@ def app():
     # Display results
     ############################################################
 
-    text = 'Your input query: <span style="background-color: rgb(230,230,230);"><b>%s</b></span>' % query + \
-        ' (Try search it directly on [Twitter](https://twitter.com/search?q=%s&src=typed_query) or [Google](https://www.google.com/search?q=%s))' % (query.replace(' ', '%20'), query.replace(' ', '+'))
+    text = '<font size="4">Your input query: <span style="background-color: rgb(230,230,230);"><b>%s</b></span>' % query + \
+        ' (Try search it directly on [Twitter](https://twitter.com/search?q=%s&src=typed_query) or [Google](https://www.google.com/search?q=%s))</font>' % (query.replace(' ', '%20'), query.replace(' ', '+'))
     st.markdown(text, unsafe_allow_html=True)
 
     st.markdown('#### Top 5 results:')