ding-top: 70px; margin-bottom: 15px; }
        .tab-pane { padding-top: 10px; }
        .mt0      { margin-top: 0px; }
        .footer   { font-size: 12px; color: #666; }
        .label    { display: inline-block; min-width: 65px; padding: 0.3em 0.6em 0.3em; }
        .string   { color: green; }
        .number   { color: darkorange; }
        .boolean  { color: blue; }
        .null     { color: magenta; }
        .key      { color: red; }
        .popover  { max-width: 400px; max-height: 400px; overflow-y