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