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