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