add initial marp implementation with sample content and build configuration

node_modules/mathjax-full/js/util/StyleList.d.ts

@@ -0,0 +1,17 @@
+export declare type StyleData = {
+    [property: string]: string | number;
+};
+export declare type StyleList = {
+    [selector: string]: StyleData;
+};
+export declare class CssStyles {
+    protected styles: StyleList;
+    get cssText(): string;
+    constructor(styles?: StyleList);
+    addStyles(styles: StyleList): void;
+    removeStyles(...selectors: string[]): void;
+    clear(): void;
+    getStyleString(): string;
+    getStyleRules(): string[];
+    getStyleDefString(styles: StyleData): string;
+}