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