Convert to 4 spaces; General tidy

client_files.php

@@ -8,7 +8,7 @@ $num_of_files = mysqli_num_rows($sql_files_images) + mysqli_num_rows($sql_files_
 
 ?>
 
-<div class="card card-dark">
+    <div class="card card-dark">
         <div class="card-header py-2">
             <h3 class="card-title mt-2"><i class="fa fa-fw fa-paperclip"></i> Files</h3>
             <div class="card-tools">
@@ -100,7 +100,7 @@ $num_of_files = mysqli_num_rows($sql_files_images) + mysqli_num_rows($sql_files_
 
             </div>
         </div>
-</div>
+    </div>
 
 <?php
 require_once("client_file_add_modal.php");

client_overview.php

@@ -1,4 +1,4 @@
-<?php include("inc_all_client.php");
+<?php require_once("inc_all_client.php");
 
 $sql_contacts = mysqli_query($mysqli, "SELECT * FROM contacts WHERE contact_client_id = $client_id AND contact_archived_at IS NULL AND contacts.company_id = $session_company_id ORDER BY contact_updated_at, contact_created_at DESC LIMIT 5");
 
@@ -276,6 +276,4 @@ $sql_domains_expiring = mysqli_query($mysqli, "SELECT * FROM domains
 
 <?php
 
-include("footer.php");
-
-?>
+require_once("footer.php");