Fixed indentation and quotes in sample code

readme.md

@@ -27,48 +27,47 @@ At the very bottom, add
 // First make sure the wrapper app is loaded
 document.addEventListener("DOMContentLoaded", function() {
 
-   // Then get its webviews
-   let webviews = document.querySelectorAll(".TeamView webview");
-
-   // Fetch our CSS in parallel ahead of time
-   const cssPath = 'https://cdn.rawgit.com/widget-/slack-black-theme/master/custom.css';
-   let cssPromise = fetch(cssPath).then(response => response.text());
-
-   let customCustomCSS = `
-   :root {
-      /* Modify these to change your theme colors: */
-      --primary: #09F;
-      --text: #CCC;
-      --background: #080808;
-      --background-elevated: #222;
-   }
-   `
-
-   // Insert a style tag into the wrapper view
-   cssPromise.then(css => {
-      let s = document.createElement('style');
-      s.type = 'text/css';
-      s.innerHTML = css + customCustomCSS;
-      document.head.appendChild(s);
-   });
-
-   // Wait for each webview to load
-   webviews.forEach(webview => {
-      webview.addEventListener('ipc-message', message => {
-         if (message.channel == 'didFinishLoading')
-            // Finally add the CSS into the webview
-            cssPromise.then(css => {
-               let script = `
-                     let s = document.createElement('style');
-                     s.type = 'text/css';
-                     s.id = 'slack-custom-css';
-                     s.innerHTML = \`${css + customCustomCSS}\`;
-                     document.head.appendChild(s);
-                     `
-               webview.executeJavaScript(script);
-            })
-      });
-   });
+  // Then get its webviews
+  let webviews = document.querySelectorAll(".TeamView webview");
+
+  // Fetch our CSS in parallel ahead of time
+  const cssPath = "https://cdn.rawgit.com/widget-/slack-black-theme/master/custom.css";
+  let cssPromise = fetch(cssPath).then(response => response.text());
+
+  let customCustomCSS = `
+  :root {
+    /* Modify these to change your theme colors: */
+    --primary: #09F;
+    --text: #CCC;
+    --background: #080808;
+    --background-elevated: #222;
+  }`
+
+  // Insert a style tag into the wrapper view
+  cssPromise.then(css => {
+    let s = document.createElement("style");
+    s.type = "text/css";
+    s.innerHTML = css + customCustomCSS;
+    document.head.appendChild(s);
+  });
+
+  // Wait for each webview to load
+  webviews.forEach(webview => {
+    webview.addEventListener("ipc-message", message => {
+      if (message.channel == "didFinishLoading")
+        // Finally add the CSS into the webview
+        cssPromise.then(css => {
+          let script = `
+            let s = document.createElement("style");
+            s.type = "text/css";
+            s.id = "slack-custom-css";
+            s.innerHTML = \`${css + customCustomCSS}\`;
+            document.head.appendChild(s);`
+
+          webview.executeJavaScript(script);
+        })
+    });
+  });
 });
 ```