1. Click the Image icon on the content toolbar



2. A pop-up window will appear. Click the Upload tab





3. Click Choose File






4. Select the image you want to upload to your website




5. Click Send it to the Server





6. 

a) Change the width value to 100%; remove the height value

b) If you need to restart click this button

Click OK once you are finished



7. Double click the image in the editor window to edit the image again






Adding an image that has already been uploaded

If the image you wish to make responsive is already on the server follow these steps


1. Click the image icon


2.  Click Browse Server


3. Click the images folder




4. Select the image you wish to upload 



5.  Follow #6 from the instructions above to make the image responsive then click OK