diff --git a/options.html b/options.html
index 2d750686..4180a5de 100644
--- a/options.html
+++ b/options.html
@@ -57,7 +57,7 @@
         <label>
           <span i18n-text="prefShowBadge"></span>
           <span class="onoffswitch">
-            <input type="checkbox" id="show-badge">
+            <input type="checkbox" id="show-badge" class="slider">
             <span></span>
           </span>
         </label>
@@ -83,21 +83,21 @@
           <span i18n-text="popupOpenEditInWindow"
                 i18n-title="popupOpenEditInWindowTooltip"></span>
           <span class="onoffswitch">
-            <input type="checkbox" id="openEditInWindow">
+            <input type="checkbox" id="openEditInWindow" class="slider">
             <span></span>
           </span>
         </label>
         <label>
           <span i18n-text="popupStylesFirst"></span>
           <span class="onoffswitch">
-            <input type="checkbox" id="popup.stylesFirst">
+            <input type="checkbox" id="popup.stylesFirst" class="slider">
             <span></span>
           </span>
         </label>
         <label class="chromium-only">
           <span i18n-text="popupBorders" i18n-title="popupBordersTooltip"></span>
           <span class="onoffswitch">
-            <input type="checkbox" id="popup.borders">
+            <input type="checkbox" id="popup.borders" class="slider">
             <span></span>
           </span>
         </label>
@@ -129,14 +129,14 @@
         <label>
           <span i18n-text="optionsAdvancedExposeIframes"> <sup>2</sup></span>
           <span class="onoffswitch">
-            <input type="checkbox" id="exposeIframes">
+            <input type="checkbox" id="exposeIframes" class="slider">
             <span></span>
           </span>
         </label>
         <label class="chromium-only">
           <span i18n-text="optionsAdvancedContextDelete"></span>
           <span class="onoffswitch">
-            <input type="checkbox" id="editor.contextDelete">
+            <input type="checkbox" id="editor.contextDelete" class="slider">
             <span></span>
           </span>
         </label>