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