How To Change Height and Width of Blogger Comment Box 0

1.Log in to your Blogger dashboard > Select Your Blog > Template > Edit HTML

2.Click on "Expand Widget Templates"

3.Scroll down and  Find this:

<iframe allowtransparency='true' class='blogger-iframe-colorize' frameborder='0' height='275' id='comment-editor' scrolling='no' src='' width='100%'/>

4.Now change width and height as your choice.

5.save your template....