diff --git a/src/components/layout/BottomBar.vue b/src/components/layout/BottomBar.vue
index 8c4a927..1574f42 100644
--- a/src/components/layout/BottomBar.vue
+++ b/src/components/layout/BottomBar.vue
@@ -43,6 +43,10 @@ export default {
             runtime: "0012".split(""),
         }
     },
+    mounted() {
+		this.getRuntime();
+		setInterval(this.getRuntime, 1000 * 60 * 30);
+	},
     watch: {
         fireDirection: function (val) {
             this.$set(this.rdata[0], "value", val);
@@ -73,6 +77,17 @@ export default {
     computed: {
         ...mapState(["fireDirection", "lastFireChangeTime", "fireChangeTime", "kilnPressure"]),
     },
+    methods: {
+        getRuntime() {
+			const diff = Date.now() - new Date("2023-5-7 8:00:00");
+			const days = parseInt(diff / 1000 / 60 / 60 / 24);
+			const hours = parseInt(
+				(diff - days * 24 * 60 * 60 * 1000) / 1000 / 60 / 60
+			);
+			console.log("days", days);
+			this.runtime = (days + "").padStart(4, "0");
+		},
+    }
 }
 </script>
 
diff --git a/src/components/layout/Header.vue b/src/components/layout/Header.vue
index c88565c..15c05d8 100644
--- a/src/components/layout/Header.vue
+++ b/src/components/layout/Header.vue
@@ -83,15 +83,15 @@ header {
     .header--logo {
       width: 648px;
       height: 280px;
-      margin-right: 100px;
+      margin-right: 16px;
       background: url(../../assets/logo.png) center/contain no-repeat;
     }
 
     h1 {
-      font-size: 128px;
+      font-size: 144px;
       line-height: 330px;
       margin: 0;
-      letter-spacing: 24px;
+      letter-spacing: 16px;
       user-select: none;
       font-weight: 600;
       color: $main-color;