CSS/HTML Popup Thought Bubble

Daily UI day 16 of 100. Pop-up. Something simple and quick using only HTML & CSS — grab the code here: http://codepen.io/MattgyverTV/pen/ozqgJb

Using this as a message popup layer in front of my Twitch stream cam. It cycles through messages a couple times an hour. Muxy is my alert service as they allow a good deal of custom code.