Use new tab, colors and css

Theme/Backend/wiki-category-list.tpl.php

@@ -22,7 +22,7 @@ echo $this->getData('nav')->render();
 <div class="row">
     <div class="col-xs-12">
         <div class="box wf-100">
-            <table class="table red">
+            <table class="table darkred">
                 <caption><?= $this->getHtml('Categories') ?></caption>
                 <thead>
                 <tr>

Theme/Backend/wiki-doc.tpl.php

@@ -12,11 +12,9 @@ echo $this->getData('nav')->render();
     <div class="col-xs-12">
         <section class="box wf-100">
             <header><h1><?= $this->printHtml($doc->getTitle()); ?></h1></header>
-            <div class="inner">
-                <article>
-                    <?= $this->printHtml($doc->getDoc()); ?>
-                </article>
-            </div>
+            <article>
+                <?= $this->printHtml($doc->getDoc()); ?>
+            </article>
         </section>
     </div>
 </div>