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