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