diff --git a/.gitignore b/.gitignore
index 46a893cf9810f948d9e5c7f8085f76ec13bd1109..6808288ab0c43588fd4661afc73cdc6d1982f922 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
-
-course_id/
\ No newline at end of file
+course_id/
+.ipynb_checkpoints/
+*.pyc
\ No newline at end of file
diff --git a/README.md b/README.md
index 3c88171bb281ec2e5eead6689693d5e0e7d91a37..39b7b05ff43b88f138a7ab9c487a80b3d8907a77 100644
--- a/README.md
+++ b/README.md
@@ -4,8 +4,8 @@
 Instructor: [Romain Vuillemot](romain.vuillemot@ec-lyon.fr)
 
 <div style="text-align: center;">
-    <img src="figures/logo-ecl.png" width="20%" style="width:20%; display:inline-block; vertical-align:middle;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
-    <img src="figures/logo-emlyon.png" width="20%" style="width:20%; display:inline-block; vertical-align:middle;">
+    <img src="figures/logo-ecl.png" width="40%" style="width:20%; display:inline-block; vertical-align:middle;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
+    <img src="figures/logo-emlyon.png" width="10%" style="width:20%; display:inline-block; vertical-align:middle;">
 </div>
 
 ## Course description
diff --git a/assignments/README 2.md b/assignments/README.md
similarity index 73%
rename from assignments/README 2.md
rename to assignments/README.md
index 6bf7200d1fe3d55885149d851272a2d9466f88eb..5ab7c77338ca846fbbeb871510a24b50a1b9b13a 100644
--- a/assignments/README 2.md	
+++ b/assignments/README.md
@@ -4,8 +4,8 @@
 Instructor: [Romain Vuillemot](romain.vuillemot@ec-lyon.fr)
 
 <div style="text-align: center;">
-    <img src="../figures/logo-ecl.png" width="20%" style="width:20%; display:inline-block; vertical-align:middle;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
-    <img src="../figures/logo-emlyon.png" width="20%" style="width:20%; display:inline-block; vertical-align:middle;">
+    <img src="../figures/logo-ecl.png" width="40%" style="width:20%; display:inline-block; vertical-align:middle;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
+    <img src="../figures/logo-emlyon.png" width="10%" style="width:20%; display:inline-block; vertical-align:middle;">
 </div>
 
 ## Assignments