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