diff --git a/lam/docs/manual-sources/style.css b/lam/docs/manual-sources/style.css
index 607c7d93..b593c8fa 100755
--- a/lam/docs/manual-sources/style.css
+++ b/lam/docs/manual-sources/style.css
@@ -2,7 +2,7 @@
 $Id$
 
   This code is part of LDAP Account Manager (http://www.ldap-account-manager.org/)
-  Copyright (C) 2009 - 2016  Roland Gruber
+  Copyright (C) 2009 - 2020  Roland Gruber
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -109,4 +109,6 @@ pre.programlisting {
 	background-color:#f3f2f1;
 }
 
-
+img {
+	max-width: 100%;
+}
diff --git a/lam/lib/account.inc b/lam/lib/account.inc
index 786ada2d..50fe9593 100644
--- a/lam/lib/account.inc
+++ b/lam/lib/account.inc
@@ -1297,40 +1297,6 @@ function sendPasswordMail($pwd, $user, $recipient = null) {
 	}
 }
 
-/**
- * Generates the email header text for the given parameters.
- *
- * @param String $from FROM address
- * @param boolean $isHTML mail is formatted as HTML or plain text
- * @param String $replyTo reply-to address (optional)
- * @param String $cc CC address
- * @param String $bcc BCC address
- * @return String header lines
- */
-function createEMailHeaders($from, $isHTML, $replyTo = null, $cc = null, $bcc = null) {
-	$headerLines = "";
-	if (!empty($from)) {
-		$headerLines .= 'From: ' . encodeMailAddress($from) . "\r\n";
-	}
-	if (!empty($replyTo)) {
-		$headerLines .= 'Reply-To: ' . encodeMailAddress($replyTo) . "\r\n";
-	}
-	if (!empty($cc)) {
-		$headerLines .= 'Cc: ' . encodeMailAddress($cc) . "\r\n";
-	}
-	if (!empty($bcc)) {
-		$headerLines .= 'Bcc: ' . encodeMailAddress($bcc) . "\r\n";
-	}
-	$headerLines .= "MIME-Version: 1.0\r\n";
-	if ($isHTML) {
-		$headerLines .= "Content-type: text/html; charset=UTF-8\r\n";
-	}
-	else {
-		$headerLines .= "Content-type: text/plain; charset=UTF-8\r\n";
-	}
-	return $headerLines;
-}
-
 /**
  * Sends out an email.
  *
diff --git a/lam/templates/config/confmain.php b/lam/templates/config/confmain.php
index ec4d79ae..65025b65 100644
--- a/lam/templates/config/confmain.php
+++ b/lam/templates/config/confmain.php
@@ -354,7 +354,7 @@ if (isLAMProVersion()) {
 	// mail settings
 	$row->add(new htmlSubTitle(_("Password mail settings"), '../../graphics/mailBig.png', null, true), 12);
 
-	$pwdMailFrom = new htmlResponsiveInputField(_('From address'), 'pwdResetMail_from', $conf->getLamProMailFrom(), '550');
+	$pwdMailFrom = new htmlResponsiveInputField(_('From address'), 'pwdResetMail_from', $conf->getLamProMailFrom(), '550', true);
 	$row->add($pwdMailFrom, 12);
 
 	$pwdMailReplyTo = new htmlResponsiveInputField(_('Reply-to address'), 'pwdResetMail_replyTo', $conf->getLamProMailReplyTo(), '554');