add SmokeHandle

src/pages/global.less

@@ -1,31 +1,35 @@
 .flex {
-  display: flex;
+	display: flex;
 }
 
 .flex-col {
-  flex-direction: column;
+	flex-direction: column;
 }
 
 .justify-between {
-  justify-content: space-between;
+	justify-content: space-between;
 }
 
 .justify-start {
-  justify-content: start;
+	justify-content: start;
 }
 
 .justify-start {
-  justify-content: center;
+	justify-content: center;
+}
+
+.items-center {
+	align-items: center;
 }
 
 .w-full {
-  width: 100%;
+	width: 100%;
 }
 
 .h-full {
-  height: 100%;
+	height: 100%;
 }
 
 .h-half {
-  height: 50%;
-}
+	height: 50%;
+}