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