Improve ISO list route UI

virtweb_frontend/src/widgets/VirtWebPaper.tsx

@@ -2,10 +2,19 @@ import { Paper, Typography } from "@mui/material";
 import React, { PropsWithChildren } from "react";
 
 export function VirtWebPaper(
-  p: { label: string | React.ReactElement } & PropsWithChildren
+  p: {
+    label: string | React.ReactElement;
+    noHorizontalMargin?: boolean;
+  } & PropsWithChildren
 ): React.ReactElement {
   return (
-    <Paper elevation={2} style={{ padding: "10px", margin: "20px" }}>
+    <Paper
+      elevation={2}
+      style={{
+        padding: "10px",
+        margin: p.noHorizontalMargin ? "20px 0px" : "20px",
+      }}
+    >
       <Typography
         variant="subtitle1"
         style={{ marginBottom: "10px", fontWeight: "bold" }}