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