Revert "Change background and header"

This reverts commit 960160bf14fda4fb9850200854f8c42519044c66.
Revert "Create README.md"

This reverts commit 363ac7a00aa87982a46c66c38c9de809da3ffeef.
Revert "Revert "Create README.md""

This reverts commit c98d9e566e9fa2323ac18532b3ec98c82c8faa8c.
Revert "Revert "Change background and header""

This reverts commit 6fc1d2c23b731ccf90c70cba0c3bb4e99b034257.
Revert "Change background and header"

This reverts commit 960160bf14fda4fb9850200854f8c42519044c66.
Revert "Create README.md"

This reverts commit 363ac7a00aa87982a46c66c38c9de809da3ffeef.
Header changes