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