diff --git a/scripts/config.js b/scripts/config.js
index 820f7b0..9979d60 100644
--- a/scripts/config.js
+++ b/scripts/config.js
@@ -370,7 +370,7 @@ async function handleDiskAdd () {
 			options += `<option value="${element.storage}">${element.storage}</option>"`;
 		}
 	});
-	let select = `<label for="storage-select">Storage</label><select name="storage-select" id="storage-select" required>${options}</select>`;
+	let select = `<label for="storage-select">Storage</label><select class="w3-select w3-border" name="storage-select" id="storage-select" required>${options}</select>`;
 
 	dialog.formBody = `
 		<label for="device">${type === "qemu" ? "SATA" : "MP"}</label><input class="w3-input w3-border" name="device" id="device" type="number" min="0" max="${type === "qemu" ? "5" : "255"}" value="0" required></input>
@@ -420,12 +420,12 @@ async function handleCDAdd () {
 			storageOptions += `<option value="${element.storage}">${element.storage}</option>"`;
 		}
 	});
-	let storageSelect = `<label for="storage-select">Storage</label><select name="storage-select" id="storage-select" required>${storageOptions}</select>`;
+	let storageSelect = `<label for="storage-select">Storage</label><select class="w3-select w3-border" name="storage-select" id="storage-select" required>${storageOptions}</select>`;
 
 	dialog.formBody = `
 		<label for="device">IDE</label><input class="w3-input w3-border" name="device" id="device" type="number" min="0" max="3" required></input>
 		${storageSelect}
-		<label for="iso-select">Image</label><select name="iso-select" id="iso-select" required></select>
+		<label for="iso-select">Image</label><select class="w3-select w3-border" name="iso-select" id="iso-select" required></select>
 	`;
 
 	dialog.shadowRoot.querySelector("#storage-select").selectedIndex = -1;
diff --git a/scripts/utils.js b/scripts/utils.js
index dc2769e..0129b02 100644
--- a/scripts/utils.js
+++ b/scripts/utils.js
@@ -1,12 +1,5 @@
 import {API} from "/vars.js";
 
-export class ResponseError extends Error {
-	constructor(message) {
-		super(message);
-		this.name = "ResponseError";
-	}
-}
-
 export class NetworkError extends Error {
 	constructor(message) {
 		super(message);
@@ -161,16 +154,21 @@ async function request (url, content) {
 		return response;
 	})
 	.catch((error) => {
-		throw new NetworkError(error);
+		return new NetworkError(error);
 	});
 
-	if(!response.ok){
-		throw new ResponseError(response);
+	if (response instanceof NetworkError) {
+		return {status: 408, error: "network error"};
+	}
+	else if(!response.ok){
+		let data = await response.json()
+		return {status: response.status, error: data.error};
+	}
+	else {
+		let data = await response.json();
+		data.status = response.status;
+		return data;
 	}
-
-	let data = await response.json();
-	data.status = response.status;
-	return data;
 }
 
 export function goToPage (page, data={}, newwindow = false) {