add optimizeSpeed image-rendering attr, formatting

app/src/components/VideoScroll.vue

@@ -36,11 +36,11 @@ export default defineComponent({
     onMounted(() => {
       const observer = new IntersectionObserver((entries, observer) => {
         entries.forEach((entry) => {
-          if (entry.isIntersecting){
+          if (entry.isIntersecting) {
             const element = entry.target as HTMLImageElement;
             element.src = element.dataset.src!;
           }
-        })
+        });
       }, {rootMargin: "100px"});
       Array.from((root.value as Element).children).forEach((el) => {
         observer.observe(el);
@@ -84,9 +84,6 @@ function getMeta(url: string): Promise<HTMLImageElement> {
 <style scoped>
 .video-scroll img {
   position: absolute;
-}
-
-.initial {
-  background: red;
+  image-rendering: optimizeSpeed;
 }
 </style>