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