diff --git a/www/shader-style.css b/www/shader-style.css
new file mode 100644
index 0000000..2e87d83
--- /dev/null
+++ b/www/shader-style.css
@@ -0,0 +1,8 @@
+.gl-canvas-bg {
+ position: fixed;
+ left: 0;
+ top: 0;
+ width: 100%;
+ height: 100%;
+ z-index: -1;
+}
diff --git a/www/shader.html b/www/shader.html
index 26d87f4..8ecca6c 100644
--- a/www/shader.html
+++ b/www/shader.html
@@ -10,9 +10,10 @@
crossorigin="anonymous"
defer>
+
-
+