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