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