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