---
canonical: 'https://htmlcsstoimage.com/templates/details/flash-sale-post'
title: 'Flash Sale Post Instagram Post (Square) Template'
description: 'A direct sale post for product discounts and limited-time offers. Optimized for square Instagram Posts. Use it with HTML/CSS to Image.'
---

# Flash Sale Post Instagram Post (Square) Template

A direct sale post for product discounts and limited-time offers. Optimized for square Instagram Posts. Use it with HTML/CSS to Image.

HTML/CSS to Image converts HTML and CSS or public webpages into images and PDFs. This is a reusable preset for its visual template editor: customize the design and variables, save it, and render new images with different data through the API.

[Try this preset in the template playground](https://htmlcsstoimage.com/templates/playground.md?preset=nHaTqaAJ)

## Template details

- **Preset:** Flash Sale Post
- **Variation:** Instagram Post (Square)
- **Size:** Instagram Post (Square)
- **Categories:** E-Commerce, Events, Marketing, Promotional
- **Types:** Announcements, Social Post

## Examples

![Flash Sale Post preview](<https://content-images.htmlcsstoimage.com/media-assets/efc041cead0b4cee71de21cd4d693ed02d8899c299cfc11df2847f8c33cdfa27/example-image-019ef577-968f-7502-acb4-df8a1cc3680a.png?v=auto&iv=2>)

Example variable values:

```json
{
  "code": "Code: SAVE40",
  "offer": "40% Off",
  "title": "FLASH SALE",
  "top_line": "TODAY ONLY"
}
```

## Similar templates

- [Training Webinar Banner](https://htmlcsstoimage.com/templates/details/training-webinar-banner.md): A banner for webinars and live training sessions.
- [Runway Drop Announcement](https://htmlcsstoimage.com/templates/details/runway-drop-announcement.md): Build anticipation for a new fashion collection, runway preview, boutique launch, or seasonal product drop.
- [Island Escape Deal](https://htmlcsstoimage.com/templates/details/island-escape-deal.md): Promote a trip package, flight offer, resort deal, or limited-time travel campaign with a bold product-forward social post.
- [Open House Flyer](https://htmlcsstoimage.com/templates/details/open-house-flyer.md): Promote an open house, broker preview, or property tour with a polished vertical announcement built around time, address, price, and listing highlights.
- [Exhibition Opening Announcement](https://htmlcsstoimage.com/templates/details/exhibition-opening-announcement.md): Promote an art opening, gallery night, studio show, or creative event with a polished announcement built for social sharing.
- [Gallery Season Poster](https://htmlcsstoimage.com/templates/details/gallery-season-poster.md): Promote a gallery season, exhibition series, or arts calendar with a vertical poster that feels editorial instead of generic.

## Get started

- [View the full page](https://htmlcsstoimage.com/templates/details/flash-sale-post)
- [Browse templates](https://htmlcsstoimage.com/templates.md)
- [Open the template playground](https://htmlcsstoimage.com/templates/playground.md)
- [Learn how the visual template editor works](https://htmlcsstoimage.com/features/template-editor.md)
- [Read the template API documentation](https://docs.htmlcsstoimage.com/getting-started/templates/)

Rendering or saving a template requires authenticated HTML/CSS to Image API credentials. Keep API keys in trusted server-side configuration. If credentials are not available, ask the user to configure an API key securely, then follow the template API documentation.