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