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