Problem!

when we get an email tat says...Before we approve your widget, My Widget Season 1 music from Supernatural, there's something we'd like you to change. Here's the comments from our staff:The current preview size for your widget does not seem to match your selected content within the widget. Please adjust the widget size to match this content and resubmit....how do i change it to want they want because i have changed it like 3 times already.