diff --git a/trac/htdocs/main.css b/trac/htdocs/main.css
index 985815a..b57edca 100644
--- a/trac/htdocs/main.css
+++ b/trac/htdocs/main.css
@@ -68,7 +68,7 @@ p {
 #footer {
   display: none;
 }
-.nav {
+.nav ul {
     font-size: 0.9em;
 }
 .nav li {
@@ -95,8 +95,12 @@ input[type="button"]:hover, input[type="submit"]:hover, input[type="reset"]:hove
     border: 1px solid #224422;
     color: #224422;
 }
-#loginguest
+#loginguest {
     float: right;
     font-size: 0.9em;
     color: #945973;
 }
+#loginguest a {
+    color: #945973;
+    border-bottom: 1px dotted #10fb73;
+}