diff --git a/src/lib.rs b/src/lib.rs
index 1564952..78b9550 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -56,7 +56,14 @@ cfg_if::cfg_if! {
                          .start(
                              canvas,
                              eframe::WebOptions::default(),
-                             Box::new(|cc| Ok(Box::new(math_app::MathApp::new(cc)))),
+                             Box::new(|cc| {
+                                 // Limit tessellation options to prevent runaway allocation
+                                 cc.egui_ctx.tessellation_options_mut(|tess_options| {
+                                     tess_options.feathering = false;
+                                     tess_options.feathering_size_in_pixels = 1.0;
+                                 });
+                                 Ok(Box::new(math_app::MathApp::new(cc)))
+                             }),
                          )
                          .await
                  }
diff --git a/www/index.html b/www/index.html
index a00ed26..e9c9353 100644
--- a/www/index.html
+++ b/www/index.html
@@ -56,9 +56,10 @@
 			margin-left: auto;
 			display: block;
 			position: absolute;
-			top: 0%;
-			left: 50%;
-			transform: translate(-50%, 0%);
+			top: 0;
+			left: 0;
+			width: 100%;
+			height: 100%;
 		}
 	</style>
 </head>