Docs: update readme assets.

README.md

@@ -41,11 +41,11 @@ demo: https://app.ltx.studio/ltx-2-playground/i2v
 This model card focuses on the LTX-2.3 model, which is a significant update to the [LTX-2 model](https://huggingface.co/Lightricks/LTX-2) with improved audio and visual quality as well as enhanced prompt adherence.
 LTX-2 was presented in the paper [LTX-2: Efficient Joint Audio-Visual Foundation Model](https://huggingface.co/papers/2601.03233).
 
-<span style="font-size:24px; color:blue; font-weight:bold">If you want to dive in right to the code - it is available [here](https://github.com/Lightricks/LTX-2).</span>
+If you want to dive in right to the code - it is available [here](https://github.com/Lightricks/LTX-2).</span>
 
 LTX-2.3 is a DiT-based audio-video foundation model designed to generate synchronized video and audio within a single model. It brings together the core building blocks of modern video generation, with open weights and a focus on practical, local execution. 
 
-[![LTX-2 Open Source](https://img.youtube.com/vi/8fWAJXZJbRA/maxresdefault.jpg)](https://www.youtube.com/watch?v=8fWAJXZJbRA)
+[![LTX-2 Open Source](ltx2.3-open.png)](https://www.youtube.com/watch?v=8fWAJXZJbRA)
 
 # Model Checkpoints
 
@@ -64,7 +64,7 @@ LTX-2.3 is a DiT-based audio-video foundation model designed to generate synchro
 - **Language(s):** English
 
 # Online demo
-LTX-2.3 is accessible right away via the [API PLayground](https://console.ltx.video/playground/).
+LTX-2.3 is accessible right away via the [API Playground](https://console.ltx.video/playground/).
 
 # Run locally