diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..c4320e1
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,8 @@
+*.pdf binary
+*.xlsx binary
+*.xlsm binary
+*.xls binary
+
+*.txt text eol=crlf
+*.md text eol=crlf
+*.gitignore text eol=crlf