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