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