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