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