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