Back to the ad catalogue

Technical specification of ad formats


Cascade 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 impressive functionality, in MegaBoard there are rotating three slides and when rolling over MegaBoard (Leader), all three slides will drop down at once and show altogether. It can be placed on the page with Branding background or by itself only.

Preview Template Sources


Requirements for Branding Cascade

  1. It is necessary to supply static Branding according to the specifications below.
  2. Cascade: 3x image or HTML5 according to the specifications below.
  3. Optionally, video can be inserted into one image according to the specifications below.

When using the basic animation of the advertising format, it is enough to supply static images (JPG, PNG) separately, the banner will be completed on our side.

In the case of advanced animations, such as dynamic elements or the insertion of a video, it is necessary to supply materials for individual parts created in HTML as separate ZIP archives. The banner will be completed on our side


  • Branding: Image (JPG, PNG)
  • Cascade: 3x Image (JPG, PNG, GIF) nebo HTML5
  • Optional video: codec-H.264, container-MP4


  • Branding: 2000×1280 px
  • Cascade (3x Image or HTML5): 998×200 px
  • Iptional video: max. 998x200 px (e.g. 355×200 px)

File naming

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

  • Client+Campaign+Branding (e.g.: CSOB_Karty_Branding)
  • Client+Campaign+Cascade+1 (e.g.: CSOB_Karty_Cascade_1)
  • Client+Campaign+Video (e.g.: CSOB_Karty_Video)

Maximum data size

  • Branding: 400 kB
  • Cascade (3x Image or HTML5): 300 kB (applies to all images together).
  • Optional video: max. data size 1 MB a max. bitrate 256 kb/s

Requirements for the appearance of Branding

  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 parametry for 1 image/HTML5 banner.
  • 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.