### (W3C recommended to learn the system, only a brief introduction to this essay)
### Web standards: the structure of html, performance css, behavior JS
H5 document declaration <DOCTYPE HTML!>
Head custom page information
<meta charset = " utf-8 "/> encoding
### block elements - a separate line
container div
p passages
h1 - H6 title element
h1 with the logo
OL, Li ordered list
ul, li unordered list (most commonly used for page navigation - second level)
structure, function, may be used the same style list
dl, dt, dd custom list - text and graphics
hr horizontal dividing lines
### inline elements - not wrap
b, strong plus the crude
i, em italic
u underline
s, del strikethrough
span modify the contents of the style element
sup superscript, sub subscripts
a hyperlink
<a href="URL" target="_blank"> </a>
IMG image
<img src = "url" alt = "" title = "" />
title text displayed when the mouse moved
br text wrapping
### table
prohibit table layout, it is recommended that the div + css layout (emphasis !!!!!)
table-TR-td
attributes:
width width
height height
border border
padding cellpadding
cellspacing margins
bordercolor border color
colspan merge right
rowspan merge down
Form element
<form action = "submit server address" name = "form name" method = "submission GET / POST">
<the INPUT of the type = "" name = "" value = "" />
of the type = "text" text box name = "username" value = "value"
of the type = "password" password box = name "pwd"
of the type = "the submit" = submit value ""
of the type = "the rESET" reset = value ""
of the type = "the button" button value = ""
</ form>