Topscroll Mobile Video

HubSpot Video


Dolce & Gabbana
The Mountain Studio

Creative dimension

9:16 (1080x1920)

Ad Viewport

Width: 100% of browser width
Height 80% or 100% of browser height


In order to ensure your important content (text, logos, CTAs etc) is visible on all screens and devices, avoid placing any essential content within the bottom 30% of the video. For additional guidelines see the validation tool below:

Creative Validation

Note: Some publisher sites have a nav bar that covers the top of the creative - please check the publisher guidelines and make additional allowances with your safe zones if required.

Format description and guidance

Topscroll is a high impact responsive format that appears at the top of a publisher page (before page content).
It is typically served to appear at 80% of the available browser window height, but can be up to 100% (dependent on publisher). For more information about building responsive creative, see our [building responsive creative guide].

Max total file weight


For best performance, all assets should be compressed and optimized to the lowest possible file weight.
For heavier video files, we offer a solution using SeenThis technology for an additional CPM – [contact us for more information and pricing].

Asset type

MP4, optimized for web.

Max duration

Autoplaying videos should not exceed 30 seconds in duration.

Supported 3rd party providers

Campaign Manager 360, Adform, Sizmek, Adjust

Supported Ad Verification

Adnami supports impression and viewability tracking from 3rd party providers, such as IAS, MOAT, DoubleVerify & Userneeds.

🇸🇪 Additional guidelines for Sweden 🇸🇪

A 36px high "Close ad” bar will be overlaid at the top of the creative for all Swedish publishers.
In addition to the 14% safezone area at the top, stay clear of an additional 36px.