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