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)

if (typeof this[$content] === "string") {
      
      
      const html = valueToHtml(this[$content]).html;
      if (this[$content].includes("\u2029")) {
        
        
        html.name = "div";
        html.children = [];
        this[$content]
          .split("\u2029")
          .map(para =>
            
            
            para.split(/[\u2028\n]/).reduce((acc, line) => {
              acc.push(
                {
                  name: "span",
                  value: line,
                },
                {
                  name: "br",
                }
              );
              return acc;
            }, [])