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Technical specification of ad formats

Branding SideVideo

Branding SideVideo is based on Branding format which is due to its size around entire page excellently visible for all the time a user is scrolling down the page. It is, however, supplemented by interesting functionality, when the mouse rolls over the small video playing on the left side of branding it expands to a larger size so a user can see it in better quality.



Requirements for Branding SideVideo

  1. It is necessary to supply static Branding according to the specifications below.
  2. 1x video small according to the specifications below.
  3. 1x video large according to the specifications below.

Please supply individual assets (branding and 2 videos) separately, the completion is on our side.


  • Branding: Image (JPG, PNG, GIF)
  • Video small: codec-H.264, container-MP4
  • Video large: codec-H.264, container-MP4


  1. Branding: 2000×1280 px.
  2. Video small: 288×162 px.
  3. Video large: 1024x576 px.

File naming

To speed up the deployment process, name the files as follows:

  1. Client+Campaign+Branding (e.g.: CSOB_Karty_Branding)
  2. Client+Campaign+VideoSmall (e.g.: CSOB_Karty_VideoSmall)
  3. Client+Campaign+VideoLarge (e.g.: CSOB_Karty_VideoLarge)

Maximum data size

  • Branding: 400 kB
  • Video small: max. data size 1 MB a max. datový tok 256 kb/s
  • Video large: max. data size 5 MB a recomended bitrate 1200 kb/s

Design requirements for Brandingu

  1. Branding must not be transparent
  2. Place important advertising messages in a 1366 × 768 px wide column (see red area in drawing.) This is very important due to the different resolutions and ratios of the display devices. This area is visible to most users.

External display code

  • No

External measurements (beyond the measurements of Mafra a.s.)

  • Yes, 1 URL with UTM parameters.
  • Accepted third-party URLs: AdForm, DCM, Sizmek, Gemius.

Caution! All third-party tracking codes must use only secure links (https: //)

Are you tasked with preparing Crossplatform Branding (desktop + mobile)?

In this case, it is necessary to supply documents for the mobile version of branding. Specifications for its production can be found here: Specifications for the production of mobile branding.

For the smooth start and running of campaigns, the documents which do not meet described specification must be aprooved by the MAFRA technical department in advance. Thank you for your understanding.