diff --git a/errorpage.css b/errorpage.css
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+/*
+ * Copyright (C) 1996-2017 The Squid Software Foundation and contributors
+ *
+ * Squid software is distributed under GPLv2+ license and includes
+ * contributions from numerous individuals and organizations.
+ * Please see the COPYING and CONTRIBUTORS files for details.
+ */
+
+/*
+ Stylesheet for Squid Error pages
+ Adapted from design by Free CSS Templates
+ http://www.freecsstemplates.org
+ Released for free under a Creative Commons Attribution 2.5 License
+*/
+
+/* Page basics */
+* {
+	font-family: verdana, sans-serif;
+}
+
+html body {
+	margin: 0;
+	padding: 0;
+	background: #efefef;
+	font-size: 12px;
+	color: #1e1e1e;
+}
+
+/* Page displayed title area */
+#titles {
+	margin-left: 15px;
+	padding: 10px;
+	padding-left: 100px;
+	background: url('/squid-internal-static/icons/SN.png') no-repeat left;
+}
+
+/* initial title */
+#titles h1 {
+	color: #000000;
+}
+#titles h2 {
+	color: #000000;
+}
+
+/* special event: FTP success page titles */
+#titles ftpsuccess {
+	background-color:#00ff00;
+	width:100%;
+}
+
+/* Page displayed body content area */
+#content {
+	padding: 10px;
+	background: #ffffff;
+}
+
+/* General text */
+p {
+}
+
+/* error brief description */
+#error p {
+}
+
+/* some data which may have caused the problem */
+#data {
+}
+
+/* the error message received from the system or other software */
+#sysmsg {
+}
+
+pre {
+    font-family:sans-serif;
+}
+
+/* special event: FTP / Gopher directory listing */
+#dirmsg {
+    font-family: courier;
+    color: black;
+    font-size: 10pt;
+}
+#dirlisting {
+    margin-left: 2%;
+    margin-right: 2%;
+}
+#dirlisting tr.entry td.icon,td.filename,td.size,td.date {
+    border-bottom: groove;
+}
+#dirlisting td.size {
+    width: 50px;
+    text-align: right;
+    padding-right: 5px;
+}
+
+/* horizontal lines */
+hr {
+	margin: 0;
+}
+
+/* page displayed footer area */
+#footer {
+	font-size: 9px;
+	padding-left: 10px;
+}