While developing a chat application, I encountered a small problem where the last 1 or 2 messages in the unordered list were getting cut off at the bottom. This meant that only half of the second to last item was visible and the last item was completely hidden underneath the page. To view these messages, I had to post another message in order to scroll down:
Here is a video demonstrating the issue: http://gyazo.com/2f8e636bfec671240ae76b5eecdd1a17
Upon investigation, it appears that the text box at the bottom was covering the list items causing them to be cut off.