update energy

src/pages/global.less

@@ -14,6 +14,10 @@
 	justify-content: start;
 }
 
+.justify-center {
+	justify-content: center;
+}
+
 .justify-start {
 	justify-content: center;
 }
@@ -22,6 +26,10 @@
 	align-items: center;
 }
 
+.self-stretch {
+	align-self: stretch;
+}
+
 .w-full {
 	width: 100%;
 }
@@ -33,3 +41,7 @@
 .h-half {
 	height: 50%;
 }
+
+.h-auto {
+	height: auto;
+}