The iframe is being forced into a very flat area by the layout around it. To fix the vertical squash, you need to give the iframe (and its container) a clear height that fills the viewport instead of letting Tilda’s block height constrain it.
Use this in your Tilda HTML block:
```html
```
Replace `XXXX` with the record ID of this block (you can see it in the block’s settings URL). Then:
- Put this block as the **only** block on the page (or disable header/footer) so nothing above/below compresses it.
- Preview the page; the iframe should now fill the whole viewport without being squashed.
Sources
[1] Screenshot 2025-12-19 at 15.58.16.png https://ppl-ai-file-upload.s3.amazonaws.com/web/direct-files/attachments/images/154689139/5e423162-8936-487d-af88-4b283f048355/Screenshot-2025-12-19-at-15.58.16.png?AWSAccessKeyId=ASIA2F3EMEYES4KGUQUK&Signature=xKJIaKy7FmJ7ynLupcDYVx%2FcwA8%3D&x-amz-security-token=IQoJb3JpZ2luX2VjEOX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCXVzLWVhc3QtMSJHMEUCIEyKFTO8K1RtD4urbaJAhXfjpVDml%2B0zO00bLvRc3qb%2FAiEAmPcD4uTwxgv0ifExl9dALJxQioRxXyGwKun6hPLtNTQq%2FAQIrv%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FARABGgw2OTk3NTMzMDk3MDUiDJE5UFHsjfR2LB34pyrQBENCuCg87M2G%2F8H0Xhr6SJHxNSMQdrnwPudDauDLUkSSKlhQIjyW1c0kdshzeTsEHFI0G7vg%2FbQEWcBZdhPzA8oPUvWbV9ytKLGJ20LZBVQNwHf4Vfcr5Kaj7vtuqBBxtbQ5L2RnvjBbHozOqatWMlxU%2BDk6Qfb4GBHDY5EDrbKUtBL9GLqSCtKkIBeNzPp2KrFyrDwG19S4upcW6%2FeHeg94ry7TRiaHyvfj71JGNVw5VTqfC3AqYGM3%2BdW96iuZUst0AOZPvtB1kB9Sx5eA1ua6olrW3EuhVLWBsrR811j66MVXC7oK8v7Z7QLdi5VG0KbCKtG68oar9qFeDfM%2BfvqnlKTx73sYRV3mAwQ1pNP6gKMBgT1dqKRh%2B%2Fxj7r7rDmNMOv%2BzQAjEB8OjPWeHlP7ZfyIe8jjXvNIjJdmlxIdsU8TB6xcuVEBLQo4wVVyrIne5axa7nW9CFw%2B7qMaHArfBQ7tw6cfbs2aeQmRtwwIYgrTB%2F8Z4krNBb3L6dsv2hD0rBl66gzvYoJHtHFxV3VO87L6AcJ6qZodles4TdcfawFHUWzeQrgjCXS5e9sYKASKDAS%2FOg3lUlxATe%2Bt3MvhcFIKbkNj2jqJe2Gd3iLYrdGyCwzCz8paddhzaNh%2FtXCU%2Fq37xce0uDsl1Yo%2BKQSqJugk3ErYrpON345bMIpG7hj83c4%2Bhocf8TDXiaOrdneeKzF1In%2Fj3zkFIzByFKKvp1c3N1eTxRmxCDD0CctQ4fbjJ6tmok%2FPz9cPNTTwXRN4yPO3VB5gtoKotLRUBI00wh5aVygY6mAEWigJPxTCTPoRVJI%2BlOVMD2C38OnQf4uLia8og1AXtAQcAKLlwlRme4F8%2FUT0oofUQsiev%2BG2CcQIqLMA%2FNW%2FeiZU2x8ihP8FhKxGuGew%2B5sE9q%2BfsXgE%2FztgYuO0XmbQBZXWizFS5np48u8WUyTQr1HjZqVNhSkTH6xCsHD9hFKwQpy%2BXVCv3lXhatXKSPUtHcQo0Hpd6fw%3D%3D&Expires=1766149743