1080 x 1920 BYR Social 2021:

Below, click the Triangle ^ in small black preview box, at Top Left of Vimeo frame, to open that mini browser, to select individual videos. 

BYR 7sec Story 1080x1920 V1 & V2:

BYR 7-Sec Post 1080x1080:

BYR 15-sec Story 1080x1920 V1 & V2:

BYR 15sec Post 1080x1080 V1 & V2: