Update HTML paths.

Author: nonLinearStiffness

index.html

@@ -4,8 +4,8 @@
     <meta charset="UTF-8" />
     <title>BIM-AR Viewer</title>
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <link rel="stylesheet" href="/src/main.css" />
-    <script type="module" src="/src/main.js"></script>
+    <link rel="stylesheet" href="./src/main.css" />
+    <script type="module" src="./src/main.js"></script>
     <script
       type="module"
       src="https://ajax.googleapis.com/ajax/libs/model-viewer/4.0.0/model-viewer.min.js"