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