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