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