book.json

{
    "gitbook": "3.x.x",
    "plugins": ["exercises", "quiz", "youtube", "responsive-iframes"],
    "links": {
        "sidebar": {
            "by Shawn Rider": "http://shawnrider.com",
            "CLI3 upgrade by Rebecca Peltz": "https://github.com/rebeccapeltz"
        }
    },
    "pluginsConfig": {
        "theme-default": {
            "showLevel": true
        },
        "quiz": {
            "labels": {
                "check": "Check my answers",
                "showExplanation": "Explain",
                "showCorrect": "Show all",
                "explanationHeader": "Explanation"
            },
            "text": {
                "noChosen": "Choose at least one answer",
                "incomplete": "Some correct answers are missing"
            },
            "buttons": {
                "showCorrect": true,
                "showExplanation": true
            }
        }
    },

    "pdf": {
        "pageNumbers": false,
        "fontSize": 12,
        "paperSize": "a4",
        "margin": {
            "right": 62,
            "left": 62,
            "top": 36,
            "bottom": 36
        },
        "headerTemplate": null,
        "footerTemplate": null
    }
}