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