Update glTF Viewer.

Author: kwokcb

examples/README.html

@@ -1671,7 +1671,7 @@ <h3 id="1-physicallybased-materials">1. PhysicallyBased Materials</h3>
 </div></code></pre>
 <table class="container" id="phys_container">
 <tr class="row">
-<td class="col" id="phys_view_container" style="min-height: 320px">
+<td class="col" id="phys_view_container" style="min-height: 512px">
 <model-viewer
     class="rounded-2"
     style="background-color: rgba(21, 21, 21, 0); width: 100%; height: 100%" id="viewer1" ar

examples/README.md

@@ -1318,7 +1318,7 @@ python -m materialxgltf mtlx2gltf --translateShaders True --bakeTextures False -
 
 <table class="container" id="phys_container">
 <tr class="row">
-<td class="col" id="phys_view_container" style="min-height: 320px">
+<td class="col" id="phys_view_container" style="min-height: 512px">
 <model-viewer
     class="rounded-2"
     style="background-color: rgba(21, 21, 21, 0); width: 100%; height: 100%" id="viewer1" ar

examples/index.html

@@ -1353,7 +1353,7 @@ <h3 id="1-physicallybased-materials">1. PhysicallyBased Materials</h3>
 </div></code></pre>
 <table class="container" id="phys_container">
 <tr class="row">
-<td class="col" id="phys_view_container" style="min-height: 320px">
+<td class="col" id="phys_view_container" style="min-height: 512px">
 <model-viewer
     class="rounded-2"
     style="background-color: rgba(21, 21, 21, 0); width: 100%; height: 100%" id="viewer1" ar