condensate expander

app.py

@@ -42,7 +42,6 @@ SG_LIST = [UD,
            "Gas components",
            CONDENSATE]
 SG_UD, SG_GC, SG_CON = SG_LIST
-# Dropdown 1 with options A and B
 sg_source = st.selectbox("sg source", SG_LIST)
 
 if sg_source == UD:
@@ -52,10 +51,11 @@ else:
     st.text_input("sg", value=ss[sg_k], key="input_field", disabled=True, help="Calculated")
 
 if sg_source == SG_CON:
-    st.text_input("surface avg gas sg", value=0.74, key="avg sg")
-    ss[lg_k] = float(st.text_input("liquid gravity", value=0.8, key="lg_key"))
-    st.text_input("GOR", value=16630, key="gor")
-    st.text_input("Recombination factor", value=ss[recf_k], key="recf_key", disabled=True, help="Calculated")
+    with st.expander(label="Condensate", expanded=True):
+        st.text_input("surface avg gas sg", value=0.74, key="avg sg")
+        ss[lg_k] = float(st.text_input("liquid gravity", value=0.8, key="lg_key"))
+        st.text_input("GOR", value=16630, key="gor")
+        st.text_input("Recombination factor", value=ss[recf_k], key="recf_key", disabled=True, help="Calculated")
 
 
 def text_for_gc(col, gc):