Fix platform detection

public/electron.js

@@ -617,17 +617,20 @@ ipcMain.on(Constants.IPC_Get_Platform, (event) => {
       .then(data => {
         platform = data.replace(/(\r\n|\n|\r)/gm,"");
         event.sender.send(Constants.IPC_Get_Platform_Reply, {
-          data: platform,
+          OSPlatform: os.platform(),
+          Platform: platform,
         });
       })
       .catch(() => {
         event.sender.send(Constants.IPC_Get_Platform_Reply, {
-          data: platform,
+          OSPlatform: os.platform(),
+          Platform: platform,
         });
       });
   } else {
     event.sender.send(Constants.IPC_Get_Platform_Reply, {
-      data: platform,
+      OSPlatform: os.platform(),
+      Platform: platform,
     });
   }
 });

src/index.css

@@ -15,7 +15,7 @@
   --heading_other_text_color: var(--heading_text_color);
   --text_color_transition: color 0.3s;
 
-  --default_font_size: 4.8vmin
+  --default_font_size: 4vmin
 }
 
 * {

src/index.js

@@ -11,12 +11,12 @@ if (!process.versions.hasOwnProperty('electron')) {
   const ipcRenderer = ((window && window.require) ? window.require('electron').ipcRenderer : null);
   if (ipcRenderer) {
     ipcRenderer.on(Constants.IPC_Get_Platform_Reply, (event, arg) => {
-      if (arg.data === 'linux') {
+      if (arg.OSPlatform === 'linux') {
         let root = document.documentElement;
         root.style.setProperty('--default_font_size', '4.8vmin');
       }
 
-      ReactDOM.render(<App platform={arg.data} version={packageJson.version}/>, document.getElementById('root'));
+      ReactDOM.render(<App platform={arg.Platform} version={packageJson.version}/>, document.getElementById('root'));
       serviceWorker.unregister();
     });
     ipcRenderer.send(Constants.IPC_Get_Platform);