Update Home.py

Home.py

@@ -170,10 +170,11 @@ try:
             # Horizontal bar chart with Altair
             chart_ins = (
                 alt.Chart(inst_counts)
-                .mark_bar()
+                .mark_arc()
                 .encode(
-                    x="Count:Q",
-                    y=alt.Y("Institution:N", sort='-x')  # sort descending
+                    theta="Count:Q",             # besar irisan
+                    color="Institution:N",       # warna berdasarkan institusi
+                    tooltip=["Institution", "Count"]  # tampilkan info saat hover
                 )
             )
             
@@ -239,13 +240,13 @@ try:
 
             # layout
             col1, col2 = st.columns(2)
-            with col1.container(border=True):
-                st.bar_chart(jrnl_counts_df)
-            with col2.container(border=True):
-                st.bar_chart(year_counts_df)
-            with col1.container(border=True):
+            with col1.container(border=True, gap="medium"):
+                st.bar_chart(jrnl_counts_df, use_container_width=True, horizontal=True, width=600, height=600)
+            with col2.container(border=True, gap="medium"):
+                st.line_chart(year_counts_df, use_container_width=True, horizontal=True, width=600, height=600)
+            with col1.container(border=True, gap="medium"):
                 st.altair_chart(chart_ins, use_container_width=True)
-            with col2.container(border=True):
+            with col2.container(border=True, gap="medium"):
                 st.altair_chart(chart_aut, use_container_width=True)