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,

CSS.

HTML . ( - ), , .

(Cascading Style Sheets, CSS) , . , , .

CSS , , HTML, . . , , , . , , "Arial" , , , , H1 ( P ). , , , , .

. , .

CSS , -. , WWW, , . , , , . HTML -. :

  • HTML;
  • ;
  • , ;
  • -;
  • .

-, , .

HTML.

, .

"style" ( )

. -. style, .

:

<h1 style="color: #660000; text-decoration: underline;">, .</h1>

, . , .

"style" ( )

-. . , , (. ). < style >. type .

:

... <head> <style type="text/css"> p { font-size: 18pt; font-family: Arial, sans-serif; color: #333366; } </style> </head> <body> <p>Hello, world!</p> </body> ...

, . , " p " - , - .

,

. , -. < link /> :

<link rel="stylesheet" type="text/css" href="mysite.css" />

"mysite.css" - , .

:

  • -, (. );
  • -;
  • , , . , . , - .
  • , -, .

, " *.css " . . CSS "C++" "JavaScript":

/* "" - */ p { font-size: 10pt; font-family: Arial, sans-serif; color: #333366; } /* - */ h1 { font-size: 18pt; font-family: Tahoma, sans-serif; text-align: center; }

, .css . . - . .css , .

, web-:

{ ... }

, style. , . .

:

9.2.1:  
h1 { font-size: 14pt; color: #660000; } p { text-align: justify; }
.  

1 . ( ) . , , , p.

class

, -. :

. { ... }

class . , "1" ( "p"), , , .

:

9.2.2:  
p { /* */ text-align: justify; } p.cite { /* */ text-align: justify; font-style: italic; font-sise: 8pt; color: #999999; }   ... <!-- --> <p class="cite"> ... </p>
.  

. , :

. { ... }

, , (, , ).

ID

ID , , (. ).

ID :

# { }

, ID . , XHTML ID . , . , ID .

ID , , . , "" (header), (foother), (main_menu) , .

:

9.2.3: ID  
/* CSS */ #copyright { txt-align: center; font-size: 10pt; font-weight: bold; color: #996633; border-top: 1px dashed black; }   <!-- --> ... <p id="copyright"> &copy; 2005, . " ". </p>
.  

, , , , - . , , , , ..

, , . , , , .

, :

td p { color: #660000; }

. , ( 3), . . .

:

9.2.4 (1):  
<ol> <li> 1</li> <li> 2 <ol> <li> 2.1 <ol> <li> 2.1.1</li> <li> 2.1.2</li> <li> 2.1.3</li> </ol> </li> <li> 2.2</li> <li> 2.3</li> <li>...</li> </ol> </li> <li>...</li> </ol>

- , ? :

9.2.4 (2):  
/* 1 */ ol { list-style-type: upper-roman; } /* 2 */ ol ol { list-style-type: decimal; } /* 3 */ ol ol ol { list-style-type: lower-alpha; }
.  

, , , . .

CSS . :

: { }

:

  • active - . .
  • link - .
  • hover - .
  • visited - .
  • first-letter - .
  • first-line - .

4 . 2 - .

. , , . < a > hover:

9.2.5:  
/* */ a.rollover { color: #660000; text-decoration: none; } a.rollover:hover { color: #FF0000; text-decoration: underline; }   <!-- HTML --> ... <a class="rollover" href="#">-</a><br /> <a href="#"> </a> <br />
.  

, . < b > < strong > - .

, , , () , - . :

b { color: #660000; text-decoration: underline; } strong { color: #660000; text-decoration: underline; }

:

b, strong { color: #660000; text-decoration: underline; }

. , .

: , font-family, text-align color :

/* */ h1, h2, h3, h4, h5, h6 { font-family: Tahoma; text-align: Center; color: navy; }   /* */ h1 { font-size: 18pt; } h2 { font-size: 16pt; } h3 { font-size: 14pt; } ...

 

 


 

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http://everstudent.ru/blog/htmlcss/30-css-seletors-to-memorize/

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