Use CSS to prevent pull-to-refresh in Chrome

src/main/css/main.css

@@ -50,6 +50,7 @@ a:link.fileLink, a:visited.fileLink {
 
 body {
     background-color: black;
+    overscroll-behavior-y: contain;
 }
 
 #terminal {

src/main/js/Shared.ts

@@ -31,11 +31,11 @@ export const emptyFunction = () => {
 export function addOnLoad(fun: () => void): void {
     const oldOnLoad = window.onload || emptyFunction;
 
-    window.onload = (() => {
+    window.onload = () => {
         // @ts-ignore: Call works without parameters as well
         oldOnLoad();
         fun();
-    });
+    };
 }
 
 /**

src/main/js/Terminal.ts

@@ -67,8 +67,6 @@ export class Terminal {
             scrollStartPosition = event.changedTouches[0].clientY;
         }, {passive: true});
         this.terminal.addEventListener("touchmove", (event: TouchEvent) => {
-            event.preventDefault();
-
             const newPosition = event.changedTouches[0].clientY;
             const diff = scrollStartPosition - newPosition;
             if (Math.abs(diff) < this.lineHeight)