Update app.py

app.py

@@ -14,6 +14,17 @@ title_html = """
     </style>
     <span style='color: red; font-size: 30px;'>PREVISÕES DE RECEITAS</span>
     """
+# Set a fixed width for the sidebar
+st.markdown(
+    """
+    <style>
+        .sidebar .sidebar-content {
+            width: 300px;
+        }
+    </style>
+    """,
+    unsafe_allow_html=True
+)
 
 with st.sidebar:
     st.markdown(title_html, unsafe_allow_html=True)