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