fixed smartphone form layout (fixes #2846)
fixed smartphone form layout (fixes #2846)

C-nakajima/OpenPNE3,isaosano/OpenPNE3,kashiwasan/symfony-advanced,C-nakajima/OpenPNE3,isaosano/OpenPNE3,upsilon/travis-test,C-nakajima/OpenPNE3,kashiwasan/symfony-advanced,C-nakajima/OpenPNE3,isaosano/OpenPNE3,nishizoe/OpenPNE3,ShinichiU/OpenPNE3,ShinichiU/OpenPNE3,nishizoe/OpenPNE3,ShinichiU/OpenPNE3,isaosano/OpenPNE3,upsilon/travis-test,ShinichiU/OpenPNE3