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