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