Update app.py

app.py

@@ -1,25 +1,8 @@
 import streamlit as st
 from pytube import YouTube
 
-
-hide_streamlit_style = """
-<style>
-#MainMenu {visibility: hidden;}
-footer {visibility: hidden;}
-[data-testid="stAppViewContainer"]{
-background: linear-gradient(115deg,#4fcf70,#fad648,#a767e5,#12bcfe,#44ce7b);
-  animation: rotate 1.5s linear infinite;
-}
-background-image:url("./colors-pattern.gif")
-@keyframes rotate {
-  100%{
-    filter: hue-rotate(-360deg)
-  }
-}
-</style>
-"""
-
-st.markdown(hide_streamlit_style, unsafe_allow_html=True)
+with open('style.css') as f:
+    st.markdown(f'<style>{f.read()}</style>',unsafe_allow_html=True)
 
 class YouTubeDownloader:
     @staticmethod