add `overflow-y: scroll` to Sidebar

website/themes/uppy/layout/partials/sidebar.ejs

@@ -11,7 +11,7 @@
     <ul class="menu-root">
       <% site.pages.find({type: type}).sort('order').each(function (p) { %>
         <% var path = p.path.replace(/index\.html$/, ''); %>
-        <% // https://github.com/vuejs/vuejs.org/blob/master/themes/vue/layout/partials/toc.ejs %>
+        <% // see https://github.com/vuejs/vuejs.org/blob/master/themes/vue/layout/partials/toc.ejs %>
         <% if (path === 'docs/plugins/') { %>
           <li>
             <h3><a href="/docs/plugins/">Plugins</a></h3>

website/themes/uppy/source/css/_page.scss

@@ -18,6 +18,7 @@
   transition: all .4s cubic-bezier(0.4, 0, 0, 1);
   transform: translate(-280px, 0);
   z-index: 10;
+  overflow-y: scroll;
 
   .main-menu {
     margin-bottom: 20px;