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