Turtlebot3.md

@@ -60,7 +60,7 @@ Turtlebot3 burger is the smallest turtlebot3 mobile robot. It is composed of 2 D
 (Remote PC)>[ROS_NAMESPACE=/myspace] roslaunch turtlebot3_fake turtlebot3_fake.launch
 ```
 (if you use a specific namespace, dont forget to change it in the rviz interface (/odom by /myspace/odom))
-<img src="./images/turtlebot3-rviz.png" width="400" height="400">
+<img src="./images/turtlebot3-rviz.png" width="400" height="300">
 
 + Control burger with keyboard
 ```