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