video attachments from camera

nodejs/public/stylesheets/safechat.css

@@ -255,6 +255,21 @@ label[for=send] img {
   width: 100%;
 }
 
-#preview img {
+#msgs .msg .text video {
+  border-radius: 2ex;
+  -moz-border-radius: 2ex;
+  -webkit-border-radius: 2ex;
+  display: block;
+  width: 100%;
+}
+
+#videorecorder {
+  max-width: 100%;
+  width: auto;
+  height: auto;
+  text-align: center;
+}
+
+#preview img, #preview video {
   height: 4em;
 }