diff --git a/src/core.js b/src/core.js
new file mode 100644
index 0000000..7cd7cb7
--- /dev/null
+++ b/src/core.js
@@ -0,0 +1,20 @@
+/**
+ * {全新的组件核心库}
+ * @author yutent<yutent.io@gmail.com>
+ * @date 2023/03/03 11:21:44
+ */
+
+export function css(str) {}
+
+const foo = css`
+  .foo {
+    color: red;
+    color: green;
+    background: green;
+
+    .bar {
+      display: flex;
+    }
+  }
+`
+const bar = html` <h1></h1> `