Add style.css class

Signed-off-by: Antti-Ville Jokela <antti-ville@avjokela.eu>
Add background photo

Signed-off-by: Antti-Ville Jokela <antti-ville@avjokela.eu>
Update fx to use style.css file

Signed-off-by: Antti-Ville Jokela <antti-ville@avjokela.eu>