--- a/css/tram-im.css	Sat Dec 31 00:42:13 2016 +0800
+++ b/css/tram-im.css	Sat Dec 31 00:44:51 2016 +0800
@@ -208,6 +208,11 @@
     width: 100%;
     z-index: 2;
 }
+.video-block .buttons button {
+    padding: 0;
+    width: 30px;
+    height: 30px;
+}
 .video-block .autofade {
     transition: opacity 0.1s ease-in-out;
     opacity: 0;