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