Attach (recommended) or Link to PDF file here:
http://education.ohio.gov/getattachment/Topics/Special-Education/Preschool-Special-Education/ETR-Preschool-Planning-Form.pdf.aspx

- Web browser and its version: Firefox 89.0.1
- Operating system and its version: Windows 10 10.0.19043.1052
- PDF.js version: commit 5d251a3a3e7bfaa8fbfa07f0b7f9901eb3f999d9
- Is a browser extension: No

Steps to reproduce the problem:
1. Enable XFA support
2. Open form

What is the expected behavior? (add screenshot)
Shapes stay inside table cells
![image](https://user-images.githubusercontent.com/7104454/122572782-1252a580-d01c-11eb-9d0f-5fed46d6f2fe.png)

What went wrong? (add screenshot)
Shapes fall outside cells (among other issues)
![image](https://user-images.githubusercontent.com/7104454/122572885-2d251a00-d01c-11eb-8863-fa3b9969f0ea.png)

this.h = savedH;
      return HTMLResult.FAILURE;
    }
    unsetFirstUnsplittable(this);
    const style = toStyle(
      this,
      "font",
      "hAlign",
      "dimensions",
      "position",
      "presence",
      "rotate",
      "anchorType",
      "border",
      "margin"
    );
    setMinMaxDimensions(this, style);
    if (style.margin) {
      style.padding = style.margin;
      delete style.margin;
    }
    const classNames = ["xfaDraw"];
    if (this.font) {
      classNames.push("xfaFont");
    }
    if (isPrintOnly(this)) {
      classNames.push("xfaPrintOnly");
    }
    const attributes = {
      style,