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