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html xhtml and css for dummies 7th edition phần 3

ere, chúng tôi mô tả đánh dấu và các cấu trúc tài liệu mà làm cho các trang Web hoàn toàn khả thi và hấp dẫn. Chúng tôi kiểm tra cấu trúc tài liệu HTML (bao gồm cả tiêu đề tài liệu và các cơ quan) và cho bạn thấy làm thế nào để đưa các mảnh lại với nhau một cách chính xác. | In this part. ere we describe the markup and document struc-V I tures that make Web pages workable and attractive. We examine HTML document structure including document headers and bodies and show you how to put the pieces together correctly. After that we talk about organizing text in blocks and lists. Next we explain how linking in X HTML provides the glue that ties the entire World Wide Web together. To help you illustrate your words we explain adding graphics to your pages too. Thus we cover the basic building blocks for well-constructed properly proportioned Web pages and not by coincidence either. The final chapter in Part II deals with deprecated markup namely HTML elements and attributes that are no longer safe or smart to use. Although these deprecated elements and attributes work in HTML4 only some of them work in XHTML and none of them work in HTML5. That s why we want you to know them when you see them and why we advise you to avoid them when creating your Web pages. Chapter 4 Creating X HTML Document structure Jn This Chapter Creating a basic X HTML document structure Defining the X HTML document header Creating a full-bodied X HTML document I he framework for a simple X HTML document consists of a head B and body. The head provides information about the document to the browser and the body contains content that appears in the browser window. The first step in creating any X HTML document is to define its framework. This chapter covers all major elements needed to craft the basic structure of an X HTML document including its head and body. We also show you how to tell a browser which version of HTML or XHTML you re using. Although version information isn t necessary for users browsers use it to make sure they display document content correctly. Establishing a Document Structure Although no two X HTML pages are alike each employs a unique combination of content and elements to define a page every properly constructed X HTML page follows the same basic .