Patch to style luakit follow hints with CSS

rc.lua.patch

diff --git a/config/rc.lua b/config/rc.lua
index c03a6bd..aa3a781 100644
--- a/config/rc.lua
+++ b/config/rc.lua
@@ -109,6 +109,20 @@ require "downloads_chrome"
 -- Add vimperator-like link hinting & following
 require "follow"
 
+follow.stylesheet = follow.stylesheet .. [===[
+
+#luakit_follow_overlay .hint_overlay {
+    border: 1px solid #333;
+    background-color: #f00;
+}
+
+#luakit_follow_overlay .hint_label {
+    color: #fff;
+    border: 1px solid #333;
+}
+
+]===]
+
 -- Use a custom charater set for hint labels
 --local s = follow.label_styles
 --follow.label_maker = s.sort(s.reverse(s.charset("asdfqwerzxcv")))