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