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