ui changes

app.py

@@ -19,13 +19,15 @@ from bs4 import BeautifulSoup
 import numpy as np
 import tempfile
 
+CURRENT_THEME = "blue"
+IS_DARK_THEME = True
 
 def add_bg_from_url():
     st.markdown(
         f"""
          <style>
          .stApp {{
-             background-image: linear-gradient(#45eff5,#1C8D99);
+             background-image: linear-gradient(135deg,#061c2c,#084e69 35%,#3e7e89);
              background-attachment: fixed;
              background-size: cover