Update app.py

app.py

@@ -591,7 +591,7 @@ st.markdown("""
         font-size: 1.8rem; 
         font-weight: 700; 
         color: #1f2937;
-        line-height: 40px;
+        line-height: 70px;
     '>VayuChat</h1>
     <span style='
         font-size: 0.9rem;