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