enforce max width of standard library items; took out test delays

src/components/library-item/library-item.css

@@ -8,6 +8,7 @@
     justify-content: flex-start;
     flex-basis: 160px;
     height: 160px;
+    max-width: 160px;
     margin: $space;
     padding: 1rem 1rem 0 1rem;
     font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;

test/integration/costumes.test.js

@@ -33,9 +33,7 @@ describe('Working with costumes', () => {
         const el = await findByXpath("//input[@placeholder='Search']");
         await el.sendKeys('abb');
         await clickText('Abby-a'); // Should close the modal, then click the costumes in the selector
-        await new Promise(resolve => setTimeout(resolve, 5000));
         await findByXpath("//input[@value='Abby-a']"); // Should show editor for new costume
-        await new Promise(resolve => setTimeout(resolve, 5000));
         const logs = await getLogs();
         await expect(logs).toEqual([]);
     });