floated divs cannot have width of more than 50%

app/components/cards/MarkdownViewer.scss

@@ -13,11 +13,13 @@
   div.pull-right {
     float: right;
     padding-left: 1rem;
+    max-width: 50%;
   }
 
   div.pull-left {
     float: left;
     padding-right: 1rem;
+    max-width: 50%;
   }
 
   div.text-justify {