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