add beforeEach

Author: ajivanyandev

packages/devextreme-cli/testing/__tests__/__image_snapshots__/side-nav-outer-toolbar-generic-small-profile-dark-snap.png

@@ -18,6 +18,18 @@ module.exports = (env, { port = 8080, urls = {} } = {}) => {
         ...urls,
     };
 
+    beforeEach(async () => {
+        await page.addStyleTag({
+            content: `
+            * {
+                -webkit-font-smoothing: auto !important;
+                -moz-osx-font-smoothing: auto !important;
+                text-rendering: optimizeSpeed !important;
+            }
+            `
+        });
+    });
+
     describe(`${env.engine} app-template`, () => {
         Object.keys(themes).forEach((theme) => {
             describe(theme, () => {