Can you post an example here? Use the 11th icon from the right and upload through that.
Sorry , can't understand this 11 icon.I have linked picture in the post,its called Arch_B_003
You have to click the blue reply button and this brings up the edit box. The icon is the 11th icon from the right:
The picture box icon. Click on that and it brings you to this. Here is a screenshot:
You can upload your picture to that and it should appear in this post.
It will then be easier to see what the problem is.
However, from your example, I think it is a little dark. You need to make the illustration lighter. A bit like this: