diff --git a/bundles/nginx/files/site_template b/bundles/nginx/files/site_template
index 339099c..7d90a43 100644
--- a/bundles/nginx/files/site_template
+++ b/bundles/nginx/files/site_template
@@ -72,17 +72,17 @@ server {
 % endif
     add_header Permissions-Policy interest-cohort=();
 
-	error_page 404 /not_found.html;
-	location = /not_found.html {
-		root /var/www/;
-		internal;
-	}
+    error_page 404 /not_found.html;
+    location = /not_found.html {
+        root /var/www/;
+        internal;
+    }
 	
-	error_page 500 502 503 504 /error.html;
-	location = /error.html {
-		root /var/www/;
-		internal;
-	}
+    error_page 500 502 503 504 /error.html;
+    location = /error.html {
+        root /var/www/;
+        internal;
+    }
 
 %   if ssl == 'letsencrypt':
     location /.well-known/acme-challenge/ {
diff --git a/data/nginx/files/error.html b/data/nginx/files/error.html
index 818cee9..b06bad3 100644
--- a/data/nginx/files/error.html
+++ b/data/nginx/files/error.html
@@ -2,72 +2,72 @@
 <html>
     <head>
         <title>Server Error</title>
-		<link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>❌</text></svg>">
+        <link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>❌</text></svg>">
         <meta charset="utf-8">
-		<meta name="viewport" content="width=device-width, initial-scale=1.0">
-		<style type="text/css">
-			:root {
-				--text-color: #111;
-				--bg-color: #FFFFFF;
-				--line-color: #FF0000;
-				--page-width: 70%;
-			}
+        <meta name="viewport" content="width=device-width, initial-scale=1.0">
+        <style type="text/css">
+            :root {
+                --text-color: #111;
+                --bg-color: #FFFFFF;
+                --line-color: #FF0000;
+                --page-width: 70%;
+            }
 
-			@media (prefers-color-scheme: dark) {
-				:root {
-					--text-color: #FFFFFF;
-					--bg-color: #222222;
-					--line-color: #800000;
-				}
-			}
-			@media screen and (max-width: 800px) {
-				:root {
-					--page-width: 95%;
-				}
-			}
+            @media (prefers-color-scheme: dark) {
+                :root {
+                    --text-color: #FFFFFF;
+                    --bg-color: #222222;
+                    --line-color: #800000;
+                }
+            }
+            @media screen and (max-width: 800px) {
+                :root {
+                    --page-width: 95%;
+                }
+            }
 
-			* {
-				font-family: "Segoe UI", system-ui, "Roboto", "Helvetica Neue", "Arial";
-				color: var(--text-color);
-				margin: 0;
-				padding: 0;
-			}
-			html {
-				background-color: var(--bg-color);
-			}
-			.header{
-				border-bottom-width: 10px; 
-				border-bottom-style: solid;
-				border-bottom-color: var(--line-color);
-				padding-bottom: 1em
-			}
-			h1{
-				vertical-align: middle;
-				margin: 0 auto; 
-				width: var(--page-width);
-			}
-			.emoji{
-				vertical-align: middle;
-				font-size: 3em; 
-				margin-right: 0.5em;
-			}
-			.text{
-				margin: 1em auto; 
-				width: var(--page-width);
-				font-size: 1.5em;
-			}
-		</style>
+            * {
+                font-family: "Segoe UI", system-ui, "Roboto", "Helvetica Neue", "Arial";
+                color: var(--text-color);
+                margin: 0;
+                padding: 0;
+            }
+            html {
+                background-color: var(--bg-color);
+            }
+            .header{
+                border-bottom-width: 10px; 
+                border-bottom-style: solid;
+                border-bottom-color: var(--line-color);
+                padding-bottom: 1em
+            }
+            h1{
+                vertical-align: middle;
+                margin: 0 auto; 
+                width: var(--page-width);
+            }
+            .emoji{
+                vertical-align: middle;
+                font-size: 3em; 
+                margin-right: 0.5em;
+            }
+            .text{
+                margin: 1em auto; 
+                width: var(--page-width);
+                font-size: 1.5em;
+            }
+        </style>
     </head>
     <body>
-		<div class="content">
-			<div class="header" >
-				<h1><span class="emoji">❌</span> Server Error</h1>
-			</div>
-			<div class="text">
-				<p>Dieses System ist aktuell nicht verfügbar.</p>
-				<p>This system is currently unavailable.</p>
-			</div>
-		</div>
+        <div class="content">
+            <div class="header" >
+                <h1><span class="emoji">❌</span> Server Error</h1>
+            </div>
+            <div class="text">
+                <p>Dieses System ist aktuell nicht verfügbar.</p>
+                <p>This system is currently unavailable.</p>
+            </div>
+        </div>
     </body>
 </html>
 
diff --git a/data/nginx/files/not_found.html b/data/nginx/files/not_found.html
index 6dddbb8..cbb5218 100644
--- a/data/nginx/files/not_found.html
+++ b/data/nginx/files/not_found.html
@@ -2,72 +2,72 @@
 <html>
     <head>
         <title>Not Found</title>
-		<link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>🔦</text></svg>">
+        <link rel="icon" href="data:image/svg+xml,<svg xmlns=%22http://www.w3.org/2000/svg%22 viewBox=%220 0 100 100%22><text y=%22.9em%22 font-size=%2290%22>🔦</text></svg>">
         <meta charset="utf-8">
-		<meta name="viewport" content="width=device-width, initial-scale=1.0">
-		<style type="text/css">
-			:root {
-				--text-color: #111;
-				--bg-color: #FFFFFF;
-				--line-color: #FF7800;
-				--page-width: 70%;
-			}
+        <meta name="viewport" content="width=device-width, initial-scale=1.0">
+        <style type="text/css">
+            :root {
+                --text-color: #111;
+                --bg-color: #FFFFFF;
+                --line-color: #FF7800;
+                --page-width: 70%;
+            }
 
-			@media (prefers-color-scheme: dark) {
-				:root {
-					--text-color: #FFFFFF;
-					--bg-color: #222222;
-					--line-color: #ac3800;
-				}
-			}
-			@media screen and (max-width: 800px) {
-				:root {
-					--page-width: 95%;
-				}
-			}
+            @media (prefers-color-scheme: dark) {
+                :root {
+                    --text-color: #FFFFFF;
+                    --bg-color: #222222;
+                    --line-color: #ac3800;
+                }
+            }
+            @media screen and (max-width: 800px) {
+                :root {
+                    --page-width: 95%;
+                }
+            }
 
-			* {
-				font-family: "Segoe UI", system-ui, "Roboto", "Helvetica Neue", "Arial";
-				color: var(--text-color);
-				margin: 0;
-				padding: 0;
-			}
-			html {
-				background-color: var(--bg-color);
-			}
-			.header{
-				border-bottom-width: 10px; 
-				border-bottom-style: solid;
-				border-bottom-color: var(--line-color);
-				padding-bottom: 1em
-			}
-			h1{
-				vertical-align: middle;
-				margin: 0 auto; 
-				width: var(--page-width);
-			}
-			.emoji{
-				vertical-align: middle;
-				font-size: 3em; 
-				margin-right: 0.5em;
-			}
-			.text{
-				margin: 1em auto; 
-				width: var(--page-width);
-				font-size: 1.5em;
-			}
-		</style>
+            * {
+                font-family: "Segoe UI", system-ui, "Roboto", "Helvetica Neue", "Arial";
+                color: var(--text-color);
+                margin: 0;
+                padding: 0;
+            }
+            html {
+                background-color: var(--bg-color);
+            }
+            .header{
+                border-bottom-width: 10px; 
+                border-bottom-style: solid;
+                border-bottom-color: var(--line-color);
+                padding-bottom: 1em
+            }
+            h1{
+                vertical-align: middle;
+                margin: 0 auto; 
+                width: var(--page-width);
+            }
+            .emoji{
+                vertical-align: middle;
+                font-size: 3em; 
+                margin-right: 0.5em;
+            }
+            .text{
+                margin: 1em auto; 
+                width: var(--page-width);
+                font-size: 1.5em;
+            }
+        </style>
     </head>
     <body>
-		<div class="content">
-			<div class="header" >
-				<h1><span class="emoji">🔦</span> Not Found</h1>
-			</div>
-			<div class="text">
-				<p>404 - Seite nicht gefunden.</p>
-				<p>404 - Page not found.</p>
-			</div>
-		</div>
+        <div class="content">
+            <div class="header" >
+                <h1><span class="emoji">🔦</span> Not Found</h1>
+            </div>
+            <div class="text">
+                <p>404 - Seite nicht gefunden.</p>
+                <p>404 - Page not found.</p>
+            </div>
+        </div>
     </body>
 </html>
 
