diff --git a/activity_diagram/khachHang/Đăng ký tài khoản.png b/activity_diagram/khachHang/Đăng ký tài khoản.png
index 191abbf..796d894 100644
Binary files a/activity_diagram/khachHang/Đăng ký tài khoản.png and b/activity_diagram/khachHang/Đăng ký tài khoản.png differ
diff --git a/activity_diagram/khachHang/Đăng ký tài khoản.png.bak b/activity_diagram/khachHang/Đăng ký tài khoản.png.bak
index 4866fe7..191abbf 100644
Binary files a/activity_diagram/khachHang/Đăng ký tài khoản.png.bak and b/activity_diagram/khachHang/Đăng ký tài khoản.png.bak differ
diff --git a/activity_diagram/khachHang/Đăng nhập tài khoản.png b/activity_diagram/khachHang/Đăng nhập tài khoản.png
new file mode 100644
index 0000000..391d1eb
Binary files /dev/null and b/activity_diagram/khachHang/Đăng nhập tài khoản.png differ
diff --git a/baocao.docx b/baocao.docx
index 09ec8d3..825f487 100644
Binary files a/baocao.docx and b/baocao.docx differ
diff --git a/drinkool.asta b/drinkool.asta
index 75746eb..538cd72 100644
Binary files a/drinkool.asta and b/drinkool.asta differ
diff --git a/~$baocao.docx b/~$baocao.docx
deleted file mode 100644
index 93dcc9d..0000000
Binary files a/~$baocao.docx and /dev/null differ
diff --git a/~WRL0005.tmp b/~WRL0005.tmp
deleted file mode 100644
index 97fe25f..0000000
Binary files a/~WRL0005.tmp and /dev/null differ