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