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