dynamic update speed for large networks

style.css

@@ -80,7 +80,7 @@ html, body {
     margin-bottom: 10px;
 }
 
-#randomGraphModal {
+#randomGraphModal, #warningModal {
     display: none;
     position: absolute;
     top: 0%;
@@ -93,6 +93,16 @@ html, body {
     height: 100%;
 }
 
+#warningModalContent {
+    padding: 20px;
+    background-color: #fff;
+    border: 1px solid #ffee00;
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    transform: translate(-50%, -50%);
+}
+
 #randomGraphModalContent {
     padding: 20px;
     background-color: #fff;