refactor code

src/file/document/body/section-properties/vertical-align/vertical-align.ts

@@ -4,15 +4,15 @@ import { XmlComponent } from "file/xml-components";
 import { SectionVerticalAlignAttributes } from "./vertical-align-attributes";
 
 export enum SectionVerticalAlignValue {
-    Both = "both",
-    Bottom = "bottom",
-    Center = "center",
-    Top = "top",
+    BOTH = "both",
+    BOTTOM = "bottom",
+    CENTER = "center",
+    TOP = "top",
 }
 
 export class SectionVerticalAlign extends XmlComponent {
     constructor(value: SectionVerticalAlignValue) {
         super("w:vAlign");
-        this.root.push(new SectionVerticalAlignAttributes({ valign: value }));
+        this.root.push(new SectionVerticalAlignAttributes({ verticalAlign: value }));
     }
 }