.media_planel{width: 410px; height: 190px;}
.media_embed {width: 410px; height: 190px;}
{left: 3px; right: 3px; top: 3px; bottom: 3px;}
.media_panel embed {width: 410px; height: 190px;}
{width: 410px; height: 190px;}
{overflow: scroll; overflow: visible; overflow: hidden; overflow: scroll; overflow: auto;}

This code is good for Mix Pod.
You can copy the codes and put on your Theme Current Profile.

You change the # width and # height if you want your media to be small.