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