• Issue Type: Performance
• Extension Name: vscode-autoprefixer
• Extension Version: 3.0.0
• OS Version: Windows_NT x64 10.0.18363
• VSCode version: 1.42.1

⚠️ Make sure to attach this file from your home-directory:
⚠️C:\Users\effit\mrmlnc.vscode-autoprefixer-unresponsive.cpuprofile.txt

Find more details here: https://github.com/microsoft/vscode/wiki/Explain-extension-causes-high-cpu-load