closes https://github.com/NodeBB/NodeBB/issues/5969

less/topic.less

@@ -309,6 +309,11 @@
 		.content {
 			margin-left: 0;
 			margin-top: -10px;
+			
+			.table {
+				overflow-x: auto;
+				display: block;
+			}
 		}
 
 		.post-signature {

lib/persona.js

@@ -162,7 +162,7 @@ $(document).ready(function() {
 		slideout.on('open', openingMenuAndLoad);
 		slideout.on('touchmove', function(target) {
 			var $target = $(target);
-			if ($target.length && ($target.is('code') || $target.parents('code').length || $target.hasClass('preventSlideOut') || $target.parents('.preventSlideOut').length)) {
+			if ($target.length && ($target.is('table') || $target.parents('table').length || $target.is('code') || $target.parents('code').length || $target.hasClass('preventSlideOut') || $target.parents('.preventSlideOut').length)) {
 				slideout._preventOpen = true;
 			}
 		});