diff --git a/src/js/chat.js b/src/js/chat.js
index 8f57887..e37a1df 100644
--- a/src/js/chat.js
+++ b/src/js/chat.js
@@ -23,6 +23,7 @@ export default class Chat {
   // Log a message
   log(message, options) {
     let html = options && options.html === true || false;
+    let classNames = options && options.classNames ? options.classNames : '';
     let $el;
 
     let matchedUsernames = this.checkIfUsername(message.split(' '));
@@ -40,15 +41,15 @@ export default class Chat {
     }
 
     if (options && options.error) {
-      $el = $('<li class="log-error">').addClass('log').html('ERROR: ' + message);
+      $el = $('<li class="log-error">').addClass(`log ${classNames}`).html('ERROR: ' + message);
     } else if (options && options.warning)  {
-      $el = $('<li class="log-warning">').addClass('log').html('WARNING: ' + message);
+      $el = $('<li class="log-warning">').addClass(`log ${classNames}`).html('WARNING: ' + message);
     } else if (options && options.notice) {
-      $el = $('<li class="log-info">').addClass('log').html('NOTICE: ' + message);
+      $el = $('<li class="log-info">').addClass(`log ${classNames}`).html('NOTICE: ' + message);
     }  else if (options && options.info) {
-      $el = $('<li class="log-info">').addClass('log').html(message);
+      $el = $('<li class="log-info">').addClass(`log ${classNames}`).html(message);
     } else {
-      $el = $('<li>').addClass('log').html(message);
+      $el = $('<li>').addClass(`log ${classNames}`).html(message);
     }
 
     this.addMessageElement($el, options);