fix: fix css property typo

Author: ms-fadaei

playground/style.css

@@ -1,11 +1,11 @@
 body {
   margin: 0;
-  paddinh: 0;
+  padding: 0;
   background: #eee;
   width: 100vw;
   height: 100vh;
   display: flex;
   align-items: center;
   justify-content: center;
   font-size: 24px;
-}
+}