Fix class names

resources/views/pages/admin/guestbook-del-confirm.blade.php

@@ -6,7 +6,7 @@
     <p>Are you sure you want to delete this entry?</p>
 
     <h3>Entry Details:</h3>
-    <table class="gb-entry_details">
+    <table class="gb-entry-details">
         <tr>
             <td><b>ID:</b></td>
             <td>{{ $entry->id }}</td>

resources/views/pages/guestbook.blade.php

@@ -2,7 +2,7 @@
 @section('title', 'Guestbook')
 @section('content')
     <br>
-    <table class="gb-entryform_container">
+    <table class="gb-entryform-container">
         <tr>
             <td>
                 <form method="POST" action="/guestbook">