diff --git a/images/backgroud_img/dev_con.jpg b/images/backgroud_img/dev_con.jpg
new file mode 100644
index 0000000..0c53ca7
Binary files /dev/null and b/images/backgroud_img/dev_con.jpg differ
diff --git a/images/logo_button/header_logo_ivory_60.png b/images/logo_button/header_logo_ivory_60.png
new file mode 100644
index 0000000..b9d574b
Binary files /dev/null and b/images/logo_button/header_logo_ivory_60.png differ
diff --git a/images/logo_button/header_logo_ivory_test.png b/images/logo_button/header_logo_ivory_test.png
deleted file mode 100644
index dd4e81d..0000000
Binary files a/images/logo_button/header_logo_ivory_test.png and /dev/null differ