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