  progress: true,
        history: true,
        center: true,
        transition: 'default', // none/fade/slide/convex/concave/zoom
        plugins: [
          RevealMarkdown,
          RevealHighlight,
          RevealZoom,
          RevealNotes,
          RevealMath.MathJax3,
		  RevealMermaid,
		  RevealCustomControls,
		  RevealMenu,
		  RevealChalkboard, 
        ],

		mathjax3: {
			mathjax: 'plugin/math/mathjax/tex-mml-chtml.js',
		},

		customcontrols: {
			controls: [
				{id: 'toggle-overview',
