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