Add FIles

README.md

@@ -54,7 +54,11 @@ dart run build_runner test
 dart run build_runner watch
 
 dart pub global activate webdev
+```
 
+OR
+
+```shell
 webdev build
 
 webdev serve

lib/css_object_model.dart

@@ -0,0 +1,9 @@
+import 'package:web/web.dart';
+
+// Cascading Style Sheet Object Model
+
+// Cascading Style Sheet
+CSSStyleSheet styleSheet = CSSStyleSheet();
+
+// Array of Cascading Style Sheets
+StyleSheetList styleSheetArray = document.styleSheets;

lib/html_attributes.dart

@@ -0,0 +1,43 @@
+import 'package:web/web.dart';
+
+// Hypertext Markup Language Attributes
+
+Attr accept = document.createAttribute('accept');
+
+Attr autoComplete = document.createAttribute('autocomplete');
+
+Attr capture = document.createAttribute('capture');
+
+Attr crossOrigin = document.createAttribute('crossorigin');
+
+Attr directionName = document.createAttribute('dirname');
+
+Attr disabled = document.createAttribute('disabled');
+
+Attr elementTiming = document.createAttribute('elementtiming');
+
+Attr forAttribute = document.createAttribute('for');
+
+Attr maximumValue = document.createAttribute('max');
+
+Attr maximumLength = document.createAttribute('maxlength');
+
+Attr minimumValue = document.createAttribute('min');
+
+Attr minimumlength = document.createAttribute('minlength');
+
+Attr multiple = document.createAttribute('multiple');
+
+Attr pattern = document.createAttribute('pattern');
+
+Attr placeHolder = document.createAttribute('placeholder');
+
+Attr readOnly = document.createAttribute('readonly');
+
+Attr resourceRelationship = document.createAttribute('rel');
+
+Attr required = document.createAttribute('required');
+
+Attr size = document.createAttribute('size');
+
+Attr steppingInterval = document.createAttribute('step');