tweak CSS
tweak CSS

git-svn-id: 20698f570df03c2bd375ab04a471fcc4c55b0511@32126 ee427ae8-e902-0410-961c-c3ed070cd9f9

Symfony-Plugins/ynWidgetAjaxAutocompletePlugin,Symfony-Plugins/ynWidgetAjaxAutocompletePlugin