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