IE11 draws small line between positioned elements
问题 I constructed a thought bubble with HTML and CSS and found an issue solely on IE11 - every other browser (down to IE9) works great. The idea is simple: Have a container that contains text and give it a background-color and round corners. Then put another element into it and make it look like an arrow. Position the arrow so that it sits right next to the container. The problem: Somehow, even though the arrow sits perfectly adjusted, there is a very small line between arrow and container. And