diff --git a/src/addon/mod/wiki/components/index/index.html b/src/addon/mod/wiki/components/index/index.html
index ea3b8ab30..268a90f4d 100644
--- a/src/addon/mod/wiki/components/index/index.html
+++ b/src/addon/mod/wiki/components/index/index.html
@@ -29,7 +29,7 @@
         <!-- Page contents. -->
         <core-tab [title]="'addon.mod_wiki.viewpage' | translate" icon="document">
             <ng-template>
-                <div padding>
+                <div padding class="addon-mod_wiki-page-content">
                     <core-course-module-description *ngIf="isMainPage" [description]="description" [component]="component" [componentId]="componentId"></core-course-module-description>
 
                     <!-- Wiki has something offline. -->
@@ -45,7 +45,7 @@
                         {{ pageWarning }}
                     </div>
 
-                    <article [ngClass]="{'addon-mod_wiki-noedit': !canEdit}" class="addon-mod_wiki-page-content">
+                    <article [ngClass]="{'addon-mod_wiki-noedit': !canEdit}">
                         <core-format-text *ngIf="pageContent" [component]="component" [componentId]="componentId" [text]="pageContent"></core-format-text>
                         <core-empty-box *ngIf="!pageContent" icon="document" [message]="'addon.mod_wiki.nocontent' | translate"></core-empty-box>
                     </article>
diff --git a/src/addon/mod/wiki/components/index/index.scss b/src/addon/mod/wiki/components/index/index.scss
index 383937d2f..72166f42a 100644
--- a/src/addon/mod/wiki/components/index/index.scss
+++ b/src/addon/mod/wiki/components/index/index.scss
@@ -5,12 +5,6 @@ $addon-mod-wiki-toc-border-color:     $gray-dark !default;
 $addon-mod-wiki-toc-background-color: $gray-light !default;
 
 addon-mod-wiki-index {
-    background-color: $white;
-
-    .core-tabs-content-container, .addon-mod_wiki-page-content {
-        background-color: $white;
-    }
-
     .wiki-toc {
         border: 1px solid $addon-mod-wiki-toc-border-color;
         background: $addon-mod-wiki-toc-background-color;
diff --git a/src/addon/mod/wiki/components/subwiki-picker/subwiki-picker.scss b/src/addon/mod/wiki/components/subwiki-picker/subwiki-picker.scss
index d33abf979..5f78efab7 100644
--- a/src/addon/mod/wiki/components/subwiki-picker/subwiki-picker.scss
+++ b/src/addon/mod/wiki/components/subwiki-picker/subwiki-picker.scss
@@ -6,8 +6,10 @@ addon-mod-wiki-subwiki-picker {
 
     .item.addon-mod_wiki-subwiki-selected {
         background-color: $gray-light;
+        color: $core-color;
 
         .icon {
+            color: $core-color;
             font-size: 24px;
         }
     }
diff --git a/src/components/empty-box/empty-box.scss b/src/components/empty-box/empty-box.scss
index fe8163b29..1e56ae295 100644
--- a/src/components/empty-box/empty-box.scss
+++ b/src/components/empty-box/empty-box.scss
@@ -8,7 +8,6 @@ core-empty-box {
     display: table;
     height: 100%;
     width: 100%;
-    z-index: -1;
     margin: 0;
     padding: 0;
     clear: both;