diff --git a/document/images/12.png b/document/images/12.png index db04516f..d56b24b3 100644 Binary files a/document/images/12.png and b/document/images/12.png differ diff --git a/document/images/13.png b/document/images/13.png index d56b24b3..d52f449b 100644 Binary files a/document/images/13.png and b/document/images/13.png differ diff --git a/document/images/16.png b/document/images/16.png index e6b83e1e..3ac56dd9 100644 Binary files a/document/images/16.png and b/document/images/16.png differ diff --git a/document/images/20.png b/document/images/20.png index d52f449b..db04516f 100644 Binary files a/document/images/20.png and b/document/images/20.png differ diff --git a/document/images/3.png b/document/images/3.png index 3ac56dd9..e6b83e1e 100644 Binary files a/document/images/3.png and b/document/images/3.png differ