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