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