diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 00000000..3562df41
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,27 @@
+
+FROM node:21-alpine as builder
+
+ARG API_BASE_URL="https://www.sangwaritaxi.com/"
+
+ENV REACT_APP_API_BASE_URL $API_BASE_URL
+
+WORKDIR /app
+
+COPY package.json package.json
+COPY yarn.lock yarn.lock
+
+RUN yarn install --frozen-lockfile
+
+COPY . .
+
+RUN yarn build
+
+
+FROM scratch
+
+WORKDIR /app
+
+COPY --from=builder /app/build ./build
+
+CMD ["sh"]
+# new
diff --git a/index.css b/index.css
index 97501680..8ee3f9a6 100644
--- a/index.css
+++ b/index.css
@@ -6,7 +6,7 @@
     --dark: #1e293b;
     --gray: #64748b;
 }
-
+/* new */
 * {
     margin: 0;
     padding: 0;