Update README.md

Author: Soares-Thiago

README.md

@@ -35,7 +35,7 @@ Your task is to develop an API using Node.js for a product catalog management sy
 
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 <strong>Diagram representing the final structure of the project:</strong> <br><br>
-<img src="https://github.com/githubanotaai/new-test-backend-nodejs/assets/52219768/d3895486-79d7-40cd-ae87-fbd6d6e48bfa"width="800" height="600">
+<img src="https://github.com/githubanotaai/new-test-backend-nodejs/assets/52219768/d3895486-79d7-40cd-ae87-fbd6d6e48bfa"width="600" height="600">
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 <strong>Instructions</strong>