fix context menu margin and user preference buttons

src/wizardfinish.html

@@ -1,14 +1,8 @@
 <div id="wizardFinishPage" data-role="page" class="page standalonePage wizardPage">
-
     <div class="padded-left padded-right padded-top">
-
         <div class="ui-corner-all ui-shadow wizardContent">
-            <h1>
-                ${LabelYoureDone}
-            </h1>
-
+            <h1>${LabelYoureDone}</h1>
             <p style="margin:2em 0;">${WizardCompleted}</p>
-
             <div class="wizardNavigation">
                 <button is="emby-button" type="button" class="raised button-cancel" onclick="history.back();">
                     <i class="md-icon">arrow_back</i>
@@ -20,6 +14,5 @@
                 </button>
             </div>
         </div>
-
     </div>
 </div>