Element block pseudo-class :active generated with transform display block float none box-sizing content-box overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-weight normal cursor default width 160px transition height auto padding 20px text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid position static z-index auto background line-height 1 border-radius margin 0px font-size 16px