diff --git a/Resources/axis.png b/Resources/axis.png
new file mode 100644
index 0000000..ef53544
Binary files /dev/null and b/Resources/axis.png differ
diff --git a/Resources/button-spreadsheet.png b/Resources/button-placeholder-spreadsheet.png
similarity index 100%
rename from Resources/button-spreadsheet.png
rename to Resources/button-placeholder-spreadsheet.png
diff --git a/Resources/pulsation.png b/Resources/pulsation.png
new file mode 100644
index 0000000..4e5e520
Binary files /dev/null and b/Resources/pulsation.png differ