rerank model

app.py

@@ -136,6 +136,12 @@ st.markdown("""
 #     transform: translateX(-50%) scale(1.3);
 # }
 
+.block-container {
+    max-width: 1150px;
+    margin: 0 auto;
+}
+
+
 
 
     </style>
@@ -146,7 +152,6 @@ st.markdown("""
 
 
 
-
 # Header with logo and title
 col_logo, col_title = st.columns([32, 68])
 with col_logo:
@@ -158,12 +163,12 @@ with spacer_col:
 
 
 
-col1, col2, col3 = st.columns(3)
+col1, col2, col3 = st.columns([0.33, 0.33, 0.33])
 
 with col1:
     st.markdown("""
         <a href="/Semantic_Search" target="_self" style="text-decoration: none;">
-            <div class = "card" style="display: flex; justify-content: center;">
+            <div class="card" style="height: 240px;width: 350px;">
                 <div class="card-header" style="font-size: 45px; margin-bottom: 10px;">🔍</div>
                 <div class="card-text" style="font-size: 31px; color: #e46e08; ">AI Search</div>
                 <div class="card-description" style="font-size: 16px; color: #ccc; margin-top: 6px;text-align: center;white-space: normal;">