Element block pseudo-element :before generated with height auto box-shadow 1px 1px 4px rgba(0,0,0,0.2) transition border-radius overflow hidden box-sizing content-box line-height 1 cursor default z-index auto margin 0px position static display block transform font-size 16px width 160px border 0px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none font-weight normal padding 20px background