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