diff --git a/model/设计类图.png b/model/设计类图.png new file mode 100644 index 0000000..c4347a4 Binary files /dev/null and b/model/设计类图.png differ diff --git a/model/详细设计修改字体.jpg b/model/详细设计修改字体.jpg new file mode 100644 index 0000000..950a5bf Binary files /dev/null and b/model/详细设计修改字体.jpg differ diff --git a/model/详细设计改背景.jpg b/model/详细设计改背景.jpg new file mode 100644 index 0000000..4b58621 Binary files /dev/null and b/model/详细设计改背景.jpg differ diff --git a/model/详细设计登录.jpg b/model/详细设计登录.jpg new file mode 100644 index 0000000..33dad64 Binary files /dev/null and b/model/详细设计登录.jpg differ