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