Hover popup causes main div to expand
问题 I'm trying to have a popup appear when hovering over a div. It is working properly, I think, except that the div calling the popup expands in size to whatever the popup is. Here is my jsfiddle. I placed a border around the main div. When you mouse over the text, you will see how that div expands. Is there a way to not have its height affected? Also, I adapted this code from here. I don't understand the purpose of #dsspan:after . If I remove that completely nothing seems to change. Maybe I don