update nav bar

index.html

@@ -113,7 +113,7 @@
       <img src="static/images/MJBench.jpg" alt="Logo" style="width: auto; height: 40px; vertical-align: middle; margin-right: 10px;">
       MJ-Bench
     </a>
-    <ul class="nav navbar-nav" style="position: absolute; left: 200px; top: 50%; transform: translateY(-80%); list-style: none; margin: 0; padding: 0;">
+    <ul class="nav navbar-nav" style="position: absolute; left: 200px; top: 30%; transform: translateY(-50%); list-style: none; margin: 0; padding: 0;">
       <li style="position: absolute; left: 0px;"><a href="./index.html#overview" style="color: rgb(206, 126, 238); font-weight: 800;">Overview</a></li>
       <li style="position: absolute; left: 130px;"><a href="./index.html#leaderboard" style="color: rgb(206, 126, 238); font-weight: 800;">Leaderboard</a></li>
       <li style="position: absolute; left: 260px;"><a href="https://huggingface.co/spaces/MJ-Bench/MJ-Bench-Leaderboard" style="color: rgb(206, 126, 238); font-weight: 800;">Submit</a></li>