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