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