Update app.py

app.py

@@ -38,7 +38,7 @@ col1, col2 = st.columns(spec=[0.4,0.6])
 with col1:
     input_file = st.file_uploader(label="Upload .pdf File", type='pdf')
     search_term = st.text_input(label="Enter Search-term", placeholder="Search here...")
-    col3, col4 = st.columns()
+    col3, col4 = st.columns(spec=[0.5,0.5])
     with col3:
         all_data = st.button("Submit")
     with col4: