diff --git a/options.html b/options.html
index 87e4f0ef..79f8a7c6 100644
--- a/options.html
+++ b/options.html
@@ -114,7 +114,16 @@
     </div>
 
     <div class="block collapsible" id="advanced">
-      <h1 i18n-text="optionsAdvanced"></h1>
+	  <div class="collapsible-resizer">
+        <h1 i18n-text="optionsAdvanced">
+          <svg class="svg-icon is-collapsed" viewBox="0 0 1792 1792">
+            <path fill-rule="evenodd" d="M1408 704q0 26-19 45l-448 448q-19 19-45 19t-45-19l-448-448q-19-19-19-45t19-45 45-19h896q26 0 45 19t19 45z"/>
+          </svg>
+		  <svg class="svg-icon is-expanded" viewBox="0 0 1792 1792">
+            <path fill-rule="evenodd" d="M1408 1216q0 26-19 45t-45 19h-896q-26 0-45-19t-19-45 19-45l448-448q19-19 45-19t45 19l448 448q19 19 19 45z"/>
+          </svg>  	  
+        </h1>
+      </div>
       <div class="items">
         <label>
           <span i18n-text="optionsAdvancedNewStyleAsUsercss"></span>