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