[fix] email footer and signature
diff --git a/erpnext/hooks.py b/erpnext/hooks.py
index bc7f9d5..f28bbb2 100644
--- a/erpnext/hooks.py
+++ b/erpnext/hooks.py
@@ -97,9 +97,8 @@
 }
 
 default_mail_footer = """<div style="padding: 15px; text-align: center;">
-	<a href="https://erpnext.com?source=via_email_footer" target="_blank">
-		<img src="https://erpnext.com/assets/erpnext_com/img/erpnext-footer.png" title="Sent via ERPNext"
-		alt="Sent via ERPNext">
+	<a href="https://erpnext.com?source=via_email_footer" target="_blank" style="color: #8d99a6;">
+		Sent via ERPNext
 	</a>
 </div>"""