Fix font difference between code block and textarea

templates/index.html

@@ -9,6 +9,7 @@
 
         background: none;
         border: none;
+        outline: 0;
 
         resize: none;
         overflow: auto;
@@ -61,4 +62,4 @@
             }
         });
     </script>
-{% endblock content %}
+{% endblock content %}