diff --git a/index.php b/index.php
index cfd3a28..dd4b8e4 100644
--- a/index.php
+++ b/index.php
@@ -1,114 +1,114 @@
 <!DOCTYPE html>
 <html>
-    <head>
-        <title>
-            <?php
-                echo 'bbn';
-                if (isset($_GET['open']))
-                {
-                    echo ' | ' . $_GET['open'];
-                }
-            ?>
-        </title>
-        <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
-        <meta charset="UTF-8">
-        <style type="text/css">
-            body {
-                font-family: helvetica;
-            }
-            textarea {
-                width: 100%;
-                border: none;
-                outline: none;
-                font-family: inherit;
-                font-size: inherit;
-            }
-            .title {
-                width: 100%;
-                border: none;
-                outline: none;
-                font-family: inherit;
-                font-size: inherit;
-                font-weight: bold;
-            }
-        </style>
-    </head>
-    <body>
-        <?php
-            require 'settings.php';
+	<head>
+		<title>
+			<?php
+				echo 'bbn';
+				if (isset($_GET['open']))
+				{
+					echo ' | ' . $_GET['open'];
+				}
+			?>
+		</title>
+		<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
+		<meta charset="UTF-8">
+		<style type="text/css">
+			body {
+				font-family: helvetica;
+			}
+			textarea {
+				width: 100%;
+				border: none;
+				outline: none;
+				font-family: inherit;
+				font-size: inherit;
+			}
+			.title {
+				width: 100%;
+				border: none;
+				outline: none;
+				font-family: inherit;
+				font-size: inherit;
+				font-weight: bold;
+			}
+		</style>
+	</head>
+	<body>
+		<?php
+			require 'settings.php';
 
-            if ($password && (!isset($_SERVER['PHP_AUTH_PW']) || $_SERVER['PHP_AUTH_PW'] != $password)) {
-                header('WWW-Authenticate: Basic realm="bbn"');
-                header('HTTP/1.0 401 Unauthorized');
-                echo '<p>Access denied.</p>';
-                exit;
-            }
+			if ($password && (!isset($_SERVER['PHP_AUTH_PW']) || $_SERVER['PHP_AUTH_PW'] != $password)) {
+				header('WWW-Authenticate: Basic realm="bbn"');
+				header('HTTP/1.0 401 Unauthorized');
+				echo '<p>Access denied.</p>';
+				exit;
+			}
 
-            if (isset($_POST['savebutton']))
-            {
-                $title = $_POST['title'];
-                $content = $_POST['content'];
-                file_put_contents($dir . '/' . $title, $content);
-                $_GET['open'] = $title;
-            }
-            else if (isset($_POST['deletebutton']))
-            {
-                $title = $_POST['title'];
-                rename($dir . '/' . $title, $dir . '/' . $title . '.del');
-            }
+			if (isset($_POST['savebutton']))
+			{
+				$title = $_POST['title'];
+				$content = $_POST['content'];
+				file_put_contents($dir . '/' . $title, $content);
+				$_GET['open'] = $title;
+			}
+			else if (isset($_POST['deletebutton']))
+			{
+				$title = $_POST['title'];
+				rename($dir . '/' . $title, $dir . '/' . $title . '.del');
+			}
 
-            if (isset($_GET['open']))
-            {
-                $title = $_GET['open'];
+			if (isset($_GET['open']))
+			{
+				$title = $_GET['open'];
 
-                $content = '';
-                if (!file_exists($dir . '/' . $title))
-                {
-                    file_put_contents($dir . '/' . $title, $content);
-                }
-                else
-                {
-                    $content = file_get_contents($dir . '/' . $title);
-                }
+				$content = '';
+				if (!file_exists($dir . '/' . $title))
+				{
+					file_put_contents($dir . '/' . $title, $content);
+				}
+				else
+				{
+					$content = file_get_contents($dir . '/' . $title);
+				}
 
-                $nblines = max(20, substr_count($content, "\r\n") + 1);
+				$nblines = max(20, substr_count($content, "\r\n") + 1);
 
-                echo '<form action="index.php" method="POST">
+				echo '<form action="index.php" method="POST">
 						<div>
 							<input accesskey="h" type="submit" name="homebutton" value="home">
 							<input type="submit" name="savebutton" value="save" accesskey="s">
 							<input accesskey="d" type="submit" name="deletebutton" value="delete">
 						</div>
 						<br>
-                        <div><input class="title" name="title" value="' . $title . '"></div><br>
-                        <div>
-                            <textarea rows="' . $nblines. '" autofocus name="content" spellcheck="false">' . $content . '</textarea>
-                        </div>
-                    </form>';
-            }
-            else
-            {
+						<div><input class="title" name="title" value="' . $title . '"></div><br>
+						<div>
+							<textarea rows="' . $nblines. '" autofocus name="content" spellcheck="false">' . $content . '</textarea>
+						</div>
+					</form>';
+			}
+			else
+			{
 				echo '<form action="index.php" method="GET">
 					<input accesskey="n" type="submit" value="create new">
 					<input name="open" value="' . time() . '">
 					</form>';
-                echo '<br>';
+				echo '<br>';
 
 				if ($dh = opendir($dir))
 				{
 					while (($file = readdir($dh)) !== false)
 					{
-                        if (!str_ends_with($file, '.del') && $file != '.' && $file != '..')
-                        {
-                            $mod = date("F d Y H:i:s", filemtime($dir . '/' . $file));
-                            echo '<div>' . $mod . '&nbsp;<a href=index.php?open=' . urlencode($file) . '>' . $file .'</a></div>';
-                        }
-                    }
-                    closedir($dh);
-                }
+						if (!str_ends_with($file, '.del') && $file != '.' && $file != '..')
+						{
+							$mod = date("F d Y H:i:s", filemtime($dir . '/' . $file));
+							echo '<div>' . $mod . '&nbsp;<a href=index.php?open=' . urlencode($file) . '>' . $file .'</a></div>';
+						}
+					}
+					closedir($dh);
+				}
 				echo '<br>';
-            }
+			}
 
-        ?>
-    </body>
+		?>
+	</body>
 </html>
