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Serta - Megabox 2024

Last updated: August 24, 2026

With HOTDESK rich-media creative, Serta's campaign becomes a clearer mobile story built around L-layer + Text Effect + Light Effect.

With HOTDESK creative showcase, Serta can present a 320x480 execution that is easier to understand, review, and reuse in client conversations. The case focuses on L-layer + Text Effect + Light Effect as the main creative mechanic.

What reviewers should notice L-layer + Text Effect + Light Effect turns a standard 320x480 placement into a guided interaction, making the creative easier to explain and easier to compare.
Brand
Serta
Format
320x480
Feature
L-layer + Text Effect + Light Effect
Market
regional market
Year
2024

Challenge: Make the campaign clear inside a mobile creative moment

The campaign needed to make Serta's message feel immediate inside a compact 320x480 placement, without losing the product story, brand context, or action moment.

For reviewers, the important question is not only whether the creative looks good, but whether the mechanic makes the campaign easier to explain and easier to act on.

Solution: Use L-layer + Text Effect + Light Effect to turn the placement into an interactive story

L-layer + Text Effect + Light Effect / Responsive creative prepared for mobile-first showcase preview.

L Layer + Text Effect + Light Effect is powerful because it gives audiences a reason to interact, learn, choose, or continue exploring instead of simply viewing a static message.

Preview

Mobile-first creative stage

The frame keeps the creative at the center while giving reviewers clear device context.

Open on device

Scan or open the original preview.

Use the QR code for quick mobile review, or open the raw preview link in a new tab.

hotdesk-asia.celtra.com
Original preview link

Results: A stronger case reference for creative review

The final creative works as a reusable case reference: teams can open the live preview, understand the mechanic quickly, and use the page to guide client conversations around similar L-layer + Text Effect + Light Effect executions.

Use this page to brief the idea, open the preview, and compare related examples when a client wants to see other ways the same interaction can be used.

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