Fix styles for active menu item

Before :unamused:
![](https://d2oawfjgoy88bd.cloudfront.net/530b0df638d38769e9561c37/530b0df638d38769e9561c39/54662f4838d3871419ab903f.png?Expires=1416069468&Signature=Zcn6B7w05m-5KdcdzJzMxEUEvB242w5PxQQ7whORJKGID1fI318jeJ23Blk5qyrEfK~kVxCu69ayZ-X163G-L1oyvT2tMzl52f8vKjsqq6c2x~Ms0Yhvr4D5HlC0U~ZadT-jqjViH5g8E-v7atlyyAKSpV6dU7Bu9dw4s6F9f6sSWd1Mxa9yiz1~HOmyYxZY9DaLbzlJEvuWh2ZtItW0ggoj62sHpKMNXYXz4N-Ofso4pwccmwwDVrXD35M6I0XvUONPsUt535oTQ2eUdRNLtzBbDTvQ9N0B4xcM2OoeXoEn3K15-VO-uh1ZT-0AJTpDjgBoPT7kj~S6oOrrqNXsHw__&Key-Pair-Id=APKAJHEJJBIZWFB73RSA)

After :relaxed: 
![](https://d2oawfjgoy88bd.cloudfront.net/530b0df638d38769e9561c37/530b0df638d38769e9561c39/54662eb00077914742193e26.png?Expires=1416069431&Signature=mHKNFBcTbux8i~4lbQnYtmejCxpA6Gp6P7dZkxWJNPOF89tWjRpQPJ5k1jk1v9Qktqe2qv6t7rayJu3NV4gBbHphwCSKqus44qoilX3Y1lS7hO7WBEL9NnA1QWarsTjKn6x33RNE7QbvxOVqJL~C43Jx5SauniCFW-YvGQ1NIjfgUx4jqeVVAhpdDdm7vmBJSQsmMc8QjQws81ZzIiuCqFXhhsLIee25NWm21MSAKvJfB9BVRONFqndZkcatGWPd2IhCw5-aV-X5VIYExmkwa41Q2~ixwH9SDTwLGJwBOPhnwtCV~PDPEP81~Mm0KvjW3lKtUpkdnSqIPORdaA6DNw__&Key-Pair-Id=APKAJHEJJBIZWFB73RSA)