style: Add CSS for wider buttons in Streamlit app

requirements.txt

@@ -3,3 +3,4 @@ msoffcrypto-tool>=5.0.0
 tqdm>=4.65.0
 streamlit>=1.24.0
 python-docx>=0.8.11
+tk>=0.1.0

src/streamlit_app.py

@@ -29,6 +29,16 @@ st.set_page_config(
     layout="wide"
 )
 
+# Custom CSS for wider buttons
+st.markdown("""
+    <style>
+        .stButton > button {
+            width: 100%;
+            min-width: 200px;
+        }
+    </style>
+""", unsafe_allow_html=True)
+
 # Setup logging
 setup_logging()
 warnings.filterwarnings('ignore', category=UserWarning, module='openpyxl.reader.workbook')