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