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