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دستور زبان CSS Syntax

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دستور زبان CSS Syntax

Post by meys@m on 26/11/2009, 4:39 pm

????? ???? ?? CSS ?? ?? ??? ????? ??? ???: ?? ??????? ,?? ????? ? ?? ?????. (a selector, a property and a value) :
Code:
selector {property: value}


??????? ???? tag/element ?? HTML ??? ?? ?? ????? ????? ??? ??????? ????? ???? ?? ?? ????? ??? ?? ????? ????? ?????????? ????. ????? ? ????? ???? ?? ???? ?? ?? ??? ?? ???? ? ???? ?? ??? ?????? ???? ?? ?????.
Code:
body {color: black}
???? : ??? ????? ?? ????? ??? ???? ?? ??? ?? ?? ???? ??????? ???? ????.
Code:
p {font-family: "sans serif"}

????: ???? ????? ??? ????? ???? ?? ?? ?? ?? ?? ??? ???? ; ?? ?? ??? ????. ???? ??? ?? ???????? ??? ??? ?? ??? ????? ???? ????? ?? ???:
Code:
p {text-align:center;color:red}


???? ????? ?? ??? ?????? ?? ?????? ?? ????? ?? ?? ?? ?? ????? ????.
Code:
p
{
text-align: center;
color: black;
font-family: arial
}
???? ????:



??? ?? ?????? ?? ?? ????? ????? ?? ???? ????? ?? ??????? ?? ????? ????. ????? ?? ????? ???? ??? ? ??????? ?? ?????? ?? ???. ?? ??? ???? ??? ????? ????? ?? ?? ??? ??? ????? ???? ??????:
Code:
h1,h2,h3,h4,h5,h6
{
color: green
}
??????? ???? - The class Selector :



?? ??????? ?? ???? ?? ?????? ???? ?? ??? ????? html ?????? ??? ??????? ????? ??????. ???? ???? ??? ?? ?? ??? ???????? ???? ?????. ??? ??? ??? ? ????? ???? ???! ???? ??? ??? ?? ???? ??? ??? ?? ????:
Code:
p.right {text-align: right}
p.center {text-align: center}

??? ??? ?? ?????? ?? ???? ??? ????? ??? ?? ???? ?? ???? ??? ??????? ????:
Code:



This paragraph will be right-aligned.
Code:



This paragraph will be center-aligned.

???? : ??? ?? ?????? ?? ??? ???? ???? ?? ????? ??????? ????:
Code:



This is a paragraph.

???????? ???? ?? style ???? bold ?? ???? ? ?? center ??.

??? ?????? ?? ?????? ??? ?? ?? ?? ??????? ??? ???? ? ?? ??? ???? ??? ?? ?????? ?? ??? ???? ???? ????? ????? ????? ??? html ??????? ????. ?? ???? ??? ????? ????? ????? ??? html ?? ???? center ?? ???? ??? ??? ????? ???? ??????:
Code:
.center {text-align: center}

?? ???? ?? ??? ?? ?? ????? h1 ? p ?? ???? center ??????? ?? ????. ??? ???? ?????? ?? ?? ?? ?? ?????? ????? ??? ?? ???? center ???? ?? ????:
Code:

[b]
This heading will be center-aligned
[/b]

Code:



This paragraph will also be center-aligned.


????: ?????? ??? ?? ???? ?? ?? ??? ???? ????? ??? ?? ?? ?????? Mozilla/Firefox ??? ?????? ???.


?????? style ?? ????? ?? ?????????? ??? :



????? ??? ????? ????? input ???? ?? ????? type ?? ????? text ????? ?? ?? ??? ??? ????? ?????:
Code:
input[type="text"] {background-color: blue}


????? ?? ?? ??????? ??:



??? ?? ?????? ?? ?????? ?? ????? # ?? ????? ???? ??????? ?? ????? ????.

????? ????? ??? ?? ??? ?? ?????? ?????? ????? ??? ?? ????? id ?? ????? green ????? ????:
Code:
#green {color: green}

?????? ??? ????????? ?? id ?? ????? paral ????? ???? ?? ?? ?? ??????:
Code:
p#para1
{
text-align: center;
color: red
}
????: ?????? ??? ?? ????? ?? ?? ??? ???? ????? ??? ?? ?? ?????? Mozilla/Firefox ??? ?????? ???.


??????? ?? ?? ?? ?? - CSS Comments




?? ??????? ???? ????? code ?? ??????? ?? ???. ??????? ?? browser ????? ???? ??? ????. ??????? ?? ???? /* ? */ ???? ?? ????.
Code:
/* This is a comment */
p
{
text-align: center;
/* This is another comment */
color: black;
font-family: arial
}
?????: ?? ????? ??? ????

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