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