Remove unused classes

resources/views/layouts/app.blade.php

@@ -8,8 +8,8 @@
       @include('partials.page-title')
     @endif
     @yield('above-container')
-    <div class="content container-fluid flex-grow-1" role="document">
-      <main class="main container @yield('container-class')">
+    <div class="content" role="document">
+      <main class="container">
         @yield('content')
       </main>
       @if (App\display_sidebar())

resources/views/page.blade.php

 @extends('layouts.app')
 
-@section('container-class', 'wrapper')
-
 @section('content')
   @while(have_posts()) @php the_post() @endphp
     @include('partials.content-page')

resources/views/single.blade.php

 @extends('layouts.app')
 
-@section('container-class', 'wrapper')
-
 @section('content')
   @while(have_posts()) @php the_post() @endphp
     @include('partials.content-single-'.get_post_type())