Add Discount Code Bonus

I want every product page on my sale site to promote a bonus gift: a discount code. The current templates don’t mention the offer at all, so your first task is to weave an eye-catching “Get your discount” section into each product layout without disrupting existing styling... (Budget: $25 - $50 USD, Jobs: CSS, Frontend Development, HTML, JavaScript, PHP, Web Development, Website Design, WooCommerce)