I can't install on windows 7 SP1
When i click on the install file, appear that:
![Screenshot_1](https://user-images.githubusercontent.com/73536178/115976886-cec24a80-a548-11eb-95fe-de7d2bb1f680.png)

And i don't know if this have something to do, but, When try to run the code "pip install -U pyxel", appear this:
![Screenshot_2](https://user-images.githubusercontent.com/73536178/115976940-442e1b00-a549-11eb-8cc3-1aeebc5b965b.png)

Can someone help?