Set font size in email notifications (#21487).

git-svn-id: http://svn.redmine.org/redmine/trunk@15228 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/layouts/mailer.html.erb

@@ -3,12 +3,13 @@
 <style>
 body {
   font-family: Verdana, sans-serif;
-  line-height: 1.45em;
+  font-size: 14px;
+  line-height: 1.4em;
   color: #222;
 }
 h1, h2, h3 { font-family: "Trebuchet MS", Verdana, sans-serif; margin: 0px; }
-h1 { font-size: 1.5em; line-height: 1.6em;}
-h2, h3 { font-size: 1.3em; }
+h1 { font-size: 1.3em; line-height: 1.4em;}
+h2, h3 { font-size: 1.1em; }
 a, a:link, a:visited { color: #169;}
 a:hover, a:active { color: #c61a1a; }
 a.wiki-anchor { display: none; }