lynx misrenders many valid xhtml5 pages on my site

hi all!

See eg: https://www.shlomifish.org/humour/Summerschool-at-the-NSA/ongoing-text.html
[also attached]. most of the text isnt there:

```
System: Host: telaviv1.shlomifish.org Kernel: 5.17.4-200.fc35.x86_64
arch: x86_64 bits: 64 Desktop: Xfce v: 4.16.0 Distro: Fedora release
35 (Thirty Five) CPU: Info: dual core model: Intel Core i3-2100 bits:
64 type: MT MCP cache: L2: 512 KiB Speed (MHz): avg: 1669 min/max:
1600/3100 cores: 1: 1620 2: 1601 3: 1850 4: 1605 Graphics: Device-1:
Intel 2nd Generation Core Processor Family Integrated Graphics driver:
i915 v: kernel Display: x11 server: X.Org v: 1.20.14 driver: X:
loaded: modesetting unloaded: fbdev,vesa gpu: i915 resolution:
1920x1080~60Hz OpenGL: renderer: Mesa Intel HD Graphics 2000 (SNB GT1)
v: 3.3 Mesa 21.3.8
```


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Shlomi Fish https://www.shlomifish.org/

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