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