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