Added startbutton style.
Added startbutton style.



Former-commit-id: fd123d6244f2e0b2b41b25edefe36d6000100731
julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine