diff --git a/.DS_Store b/.DS_Store
deleted file mode 100644
index afcdd62..0000000
Binary files a/.DS_Store and /dev/null differ
diff --git a/filesystem/.DS_Store b/filesystem/.DS_Store
index d55d5f5..e68e77a 100644
Binary files a/filesystem/.DS_Store and b/filesystem/.DS_Store differ
diff --git a/kiftd说明文档.pdf b/kiftd说明文档.pdf
index 910a44f..97e6377 100644
Binary files a/kiftd说明文档.pdf and b/kiftd说明文档.pdf differ