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