You can set a custom login page background. It must be a JPEG or PNG image and the recommended resolution is 1920x774 px, 72 dpi. You must not use backgrounds whose size exceeds 100KB. To apply a custom login page background, perform the following steps:
Click Browse in Login page background.
Select the background file.
Click Upload to upload and apply the custom background.
Click Revert to original to revert the settings to original.