Bot.sannysoft

Here’s a basic script that launches Chrome in headless mode and navigates to bot.sannysoft.com:

from selenium import webdriver
from selenium.webdriver.chrome.options import Options
Why? Headless Chrome has a limited WebGL implementation.

Fix: Consider running in non-headless mode for critical visual tests, or use a renderer like xvfb on Linux. bot.sannysoft

| Symptom | What bot.sannysoft Shows | Fix |
| :--- | :--- | :--- |
| ElementClickInterceptedException | Canvas coordinates are offset (red overlay) | Set correct viewport size using --window-size |
| Text appears as boxes | Missing Arial/Times New Roman in font test | Install base fonts in Docker: apt-get install -y fonts-liberation |
| Screenshot is blank white | Headless mode not using GPU or renderer | Add --use-gl=egl or --disable-gpu flag toggle |
| Console errors about WebGL | WebGL test shows Unsupported | Upgrade Chrome version or fallback to software rendering | Here’s a basic script that launches Chrome in