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