Update README.md

README.md

@@ -90,7 +90,7 @@ import * as skyid_imp from '../assets/skyid_impl_v1'; //Location of 'skyid_impl_
                         
 ### `5.Add CSS style:`
                             
-<style>
+
      html, body {
     height: 100%;
     width: 100%;
@@ -195,7 +195,7 @@ transition-duration: .1s;
   justify-content: center;
 }
 
-</style>
+