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