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