Element block pseudo-element :after generated with background padding 20px border 5px rgba(216,0,0,1) solid height auto z-index auto font-weight normal cursor default font-size 16px width 160px float none text-shadow 1px 1px 1px rgba(0,0,0,0.2) border-radius overflow hidden line-height 1 margin 0px box-shadow 1px 1px 1px rgba(0,0,0,0.3) box-sizing content-box transform display block position static transition