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