Change docx folder to more appropriate "file" folder

src/file/styles/index.ts

@@ -0,0 +1,37 @@
+import { DocumentAttributes } from "../document/document-attributes";
+import { XmlComponent } from "../xml-components";
+import { DocumentDefaults } from "./defaults";
+import { ParagraphStyle } from "./style";
+
+export class Styles extends XmlComponent {
+
+    constructor() {
+        super("w:styles");
+        this.root.push(new DocumentAttributes({
+            mc: "http://schemas.openxmlformats.org/markup-compatibility/2006",
+            r: "http://schemas.openxmlformats.org/officeDocument/2006/relationships",
+            w: "http://schemas.openxmlformats.org/wordprocessingml/2006/main",
+            w14: "http://schemas.microsoft.com/office/word/2010/wordml",
+            w15: "http://schemas.microsoft.com/office/word/2012/wordml",
+            Ignorable: "w14 w15",
+        }));
+
+    }
+
+    public push(style: XmlComponent): Styles {
+        this.root.push(style);
+        return this;
+    }
+
+    public createDocumentDefaults(): DocumentDefaults {
+        const defaults = new DocumentDefaults();
+        this.push(defaults);
+        return defaults;
+    }
+
+    public createParagraphStyle(styleId: string, name?: string): ParagraphStyle {
+        const para = new ParagraphStyle(styleId, name);
+        this.push(para);
+        return para;
+    }
+}