diff --git a/LehrerApp.TemplateDesigner/LayoutOverlayEditor.cs b/LehrerApp.TemplateDesigner/LayoutOverlayEditor.cs
index 26815ba..ea4ca6d 100644
--- a/LehrerApp.TemplateDesigner/LayoutOverlayEditor.cs
+++ b/LehrerApp.TemplateDesigner/LayoutOverlayEditor.cs
@@ -209,7 +209,7 @@ public sealed class LayoutOverlayEditor : Control
                   TableElement => "TABLE", ChartElement => "CHART", _ => "?" };
                 var (width, height, resizable) = element switch
                 {
-                    TextElement text => (Math.Min(70d, Math.Max(5, PageWidth - text.X)),
+                    TextElement text => (TextLineWidth(text),
                         Math.Max(3, PointsToUnit(ParseSize(text.Attributes) * 1.8)), false),
                     ImageElement image => (image.Width * ImageScale(image), image.Height * ImageScale(image), true),
                     _ => ((double)element.Width, element.Height, true),
@@ -254,6 +254,18 @@ public sealed class LayoutOverlayEditor : Control
     private static float ParseSize(IReadOnlyDictionary<string, string> attributes) =>
         attributes.TryGetValue("size", out var raw) && float.TryParse(raw,
             System.Globalization.NumberStyles.Float, System.Globalization.CultureInfo.InvariantCulture, out var size) ? size : 11;
+    // Mit w= oder align=center/right entspricht der Rahmen der Zeilenbreite, in der der Renderer ausrichtet.
+    private double TextLineWidth(TextElement text)
+    {
+        var remaining = Math.Max(5, PageWidth - text.X);
+        if (text.Attributes.TryGetValue("w", out var raw) && float.TryParse(raw,
+                System.Globalization.NumberStyles.Float, System.Globalization.CultureInfo.InvariantCulture, out var width)
+            && width > 0)
+            return width;
+        return text.Attributes.TryGetValue("align", out var align)
+            && (align.Equals("center", StringComparison.OrdinalIgnoreCase) || align.Equals("right", StringComparison.OrdinalIgnoreCase))
+            ? remaining : Math.Min(70d, remaining);
+    }
     private static float ImageScale(ImageElement image) => image.Attributes.TryGetValue("scale", out var raw)
         ? LayoutParser.Percentage(raw) : 1;
     private double PointsToUnit(double points) => PageUnit.ToLowerInvariant() switch
diff --git a/LehrerApp.Templating/QuestTemplateRenderer.cs b/LehrerApp.Templating/QuestTemplateRenderer.cs
index eb0f115..79dad51 100644
--- a/LehrerApp.Templating/QuestTemplateRenderer.cs
+++ b/LehrerApp.Templating/QuestTemplateRenderer.cs
@@ -333,11 +333,11 @@ public sealed class QuestTemplateRenderer : ITemplateRenderer, ITemplatePreviewR
                     values, template.Manifest, text.Attributes);
                 break;
             case TextBoxElement box:
-                RenderResolvedText(Position(root, box, unit).Shrink(), box.Content, box.Placeholder, box.Format,
+                RenderResolvedText(Position(root, box, unit).ShrinkVertical(), box.Content, box.Placeholder, box.Format,
                     values, template.Manifest, box.Attributes);
                 break;
             case FlowBoxElement box:
-                RenderResolvedText(Position(root, box, unit).Shrink(), box.Content, box.Placeholder, box.Format,
+                RenderResolvedText(Position(root, box, unit).ShrinkVertical(), box.Content, box.Placeholder, box.Format,
                     values, template.Manifest, box.Attributes);
                 break;
             case DrawBoxElement drawing: