Board Thread:Support Requests - Getting Started/@comment-24423827-20140115125725/@comment-366087-20140115143123

Yes, it is the space at the beginning of the lines. That causes the boxes. To indent you want to place a colon as the first thing on the line.

However, it is more acceptable with online stories to use box paragraphs, that's no indentations, with linespaces between them. Like in this post… ;P