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