add global css file

luckydiamond/src/assets/css/global.css

@@ -0,0 +1,17 @@
+/* Global Settings */
+
+* {
+    margin: 0;
+    padding: 0;
+    box-sizing: border-box;
+}
+
+/* /Global Settings */
+
+/* Header */
+
+.header {
+    background: #161924;
+}
+
+/* /Header */

luckydiamond/src/main.js

@@ -3,6 +3,8 @@ import App from './App.vue'
 
 import router from "@/router/router";
 
+import '@/assets/css/global.css'
+
 const app = createApp(App)
 app.use(router)
 

luckydiamond/src/pages/HeaderElement.vue

@@ -14,6 +14,6 @@ export default {
 }
 </script>
 
-<style>
+<style scoped>
 
 </style>