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