diff --git a/trac/htdocs/main.css b/trac/htdocs/main.css
index e9caf7e..a78b9a0 100644
--- a/trac/htdocs/main.css
+++ b/trac/htdocs/main.css
@@ -102,7 +102,7 @@ input[type="button"]:hover, input[type="submit"]:hover, input[type="reset"]:hove
     border-bottom: 1px dotted #88AA77;
     font-size: 0.9em;
 }
-input[type="text"], input.textwidget, textarea {
+select, input[type="text"], input.textwidget, textarea {
     background: white;
     border: 1px solid #88AA77;
 }