modified tabs to support the same styles as Node

Author: annahileta

src/main/java/com/docusign/controller/eSignature/services/ResponsiveSigningService.java

@@ -70,11 +70,11 @@ private static Tabs createTabs() {
         FormulaTab finalFormula = new FormulaTab()
                 .font(DEFAULT_FONT)
                 .bold(TRUE)
-                .fontSize("size12")
+                .fontSize(DEFAULT_FONT_SIZE)
                 .anchorString("/l3t/")
                 .anchorYOffset("-8")
                 .anchorUnits(ANCHOR_UNITS)
-                .anchorXOffset("50")
+                .anchorXOffset("105")
                 .tabLabel("l3t")
                 .formula("[l1e] + [l2e]")
                 .roundDecimalPlaces("0")