diff --git a/README.md b/README.md
index 7d4c16c..2abb018 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
+
+
 <p align="center">
 <a href="https://www.python.org" class="fancybox" ><img width="70" height="70" src="https://user-images.githubusercontent.com/63207451/97306728-26fce600-185f-11eb-9784-14151a6b2c43.png"><a/>
 <a href="https://plotly.com" class="fancybox" ><img width="210" height="70" src="https://user-images.githubusercontent.com/63207451/118670736-29bd2980-b7f7-11eb-8aa4-ad41fa393ed1.png"><a/>
@@ -105,6 +107,7 @@ from plotly.offline import plot  # pour travailler en offline!
 import plotly.express as px
 import plotly.graph_objects as go
 from plotly.subplots import make_subplots
+import plotly.figure_factory as ff
 import pandas as pd
 import numpy as np
 import statsmodels.api as sm
@@ -1241,9 +1244,6 @@ plot(fig)
 
 
 
-
-
-
 <br/>
 <p align="center"><a href="#Plotly-tutorial---Data-analysis-and-Machine-learning"><img src="http://randojs.com/images/backToTopButton.png" alt="Haut de la page" height="29"/></a></p>