添加了相关测试文件,引入Tailwindcss

Change-Id: I12054143571bb688590af0357125a0ed26ff2050
diff --git a/src/index.css b/src/index.css
new file mode 100644
index 0000000..be7c9ce
--- /dev/null
+++ b/src/index.css
@@ -0,0 +1,15 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;
+
+@layer base {
+  body {
+    @apply m-0 font-sans antialiased;
+    -webkit-font-smoothing: antialiased;
+    -moz-osx-font-smoothing: grayscale;
+  }
+  
+  code {
+    @apply font-mono;
+  }
+}
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