Update index.html

Author: jinjing777

index.html

@@ -435,8 +435,8 @@ <h1 class="title is-1 publication-title">Large Language Model Psychometrics: A S
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-  <div class="has-text-centered" style="margin-top: -0.1rem; margin-bottom: 1.5rem;">
-    <img src="static/images/fig.png" alt="LLM Psychometrics Logo" style="max-width: 222px; width: 115%; height: auto;">
+  <div class="has-text-centered" style="margin-top: -0.2rem; margin-bottom: 1.5rem;">
+    <img src="static/images/fig.png" alt="LLM Psychometrics Logo" style="max-width: 250px; width: 120%; height: auto;">
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