Removal of the ZOHO Advert on my website footer

hie, I have published my website www.colenbrook.co.zw today thanks to zoho

, but then i cant get to remove the zoho advertisement footer which says create a free website with zoho

i have clicked on the remove zoho ad button and it has confirmed that i have removed it and asks me to publish my site but when i publish the ad is still visible

please help i need to remove this add