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