diff --git a/templates/shell.html b/templates/shell.html
index 6fd3167..5cf7ea4 100644
--- a/templates/shell.html
+++ b/templates/shell.html
@@ -6,18 +6,18 @@
     <link rel="shortcut icon" href="{{ url_for('static', filename='favicon.ico') }}">
     <meta name="viewport" content="width=device-width, initial-scale=1">
 
-		<!-- Meta tags for web app usage -->
-		<meta content="#1D1D1D" name="theme-color">
-		<meta content="yes" name="mobile-web-app-capable">
-		<meta content="yes" name="apple-mobile-web-app-capable">
-		<meta content="black-translucent" name="apple-mobile-web-app-status-bar-style">
+    <!-- Meta tags for web app usage -->
+    <meta content="#1D1D1D" name="theme-color">
+    <meta content="yes" name="mobile-web-app-capable">
+    <meta content="yes" name="apple-mobile-web-app-capable">
+    <meta content="black-translucent" name="apple-mobile-web-app-status-bar-style">
 
     <!-- Logo links -->
-		<link href="{{ url_for('static', filename='logo/152px.png') }}" rel="apple-touch-icon">
-		<link href="{{ url_for('static', filename='logo/16px.png') }}" rel="icon" sizes="16x16">
-		<link href="{{ url_for('static', filename='logo/32px.png') }}" rel="icon" sizes="32x32">
-		<link href="{{ url_for('static', filename='logo/64px.png') }}" rel="icon" sizes="64x64">
-		<link href="{{ url_for('static', filename='logo/152px.png') }}" rel="icon" sizes="152x152">
+    <link href="{{ url_for('static', filename='logo/152px.png') }}" rel="apple-touch-icon">
+    <link href="{{ url_for('static', filename='logo/16px.png') }}" rel="icon" sizes="16x16">
+    <link href="{{ url_for('static', filename='logo/32px.png') }}" rel="icon" sizes="32x32">
+    <link href="{{ url_for('static', filename='logo/64px.png') }}" rel="icon" sizes="64x64">
+    <link href="{{ url_for('static', filename='logo/152px.png') }}" rel="icon" sizes="152x152">
 
   </head>
   <body>
@@ -25,4 +25,4 @@
       {% block body %}{% endblock %}
     </div>
   </body>
-</html>
\ No newline at end of file
+</html>
