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