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CSS3 ??? ??

CSS3 Flex Box

Flex Box? CSS3? ??? ???? ?????.

CSS3 ??? ??(Flexible Box ?? Flexbox)? ???? ??? ?? ??? ?? ??? ???? ? ? ??? ??? ??? ??? ???? ???? ?????.

Flexbox ???? ??? ???? ??? ????? ?? ??? ? ??? ??, ?? ? ???? ?? ???? ??? ???? ????.


CSS3 ??? ?? ???

Flexible ??? Flex ????? Flex ???? ?????.

???? ????? ????? ?? ?? flex ?? inline-flex? ???? ???? ????? ?????.

??? ?????? ?? ??? ??? ?? ??? ???? ????.

??: ??? ???? ??? ??? ?? ?? ???? ????? ??????. ??? ??? ??? ?? ??? ??? ???? ?? ???? ??? ?????.

Flexible ?? ??? ????? Flexbox ? ? ?? ?????. ????? ????? ??? ?? ????.

?? ??? ???? ????? ???? ???? ??? ?? ??? ?????.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>php中文網(wǎng)(php.cn)</title> 
<style> 
.flex-container {
    display: -webkit-flex;
    display: flex;
    width: 400px;
    height: 250px;
    background-color: lightgrey;
}
.flex-item {
    background-color: cornflowerblue;
    width: 100px;
    height: 100px;
    margin: 10px;
}
</style>
</head>
<body>
<div class="flex-container">
  <div class="flex-item">flex item 1</div>
  <div class="flex-item">flex item 2</div>
  <div class="flex-item">flex item 3</div>  
</div>
</body>
</html>

????? ???? ??? ???


?? ??? ??? ? ????.

?? ??? rtl(????? ??)?? ???? ??? ?? ??? ??? ???? ??? ????? ?????.

?

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>php中文網(wǎng)(php.cn)</title> 
<style>
body {
    direction: rtl;
}
.flex-container {
    display: -webkit-flex;
    display: flex;
    width: 400px;
    height: 250px;
    background-color: lightgrey;
}
.flex-item {
    background-color: cornflowerblue;
    width: 100px;
    height: 100px;
    margin: 10px;
}
</style>
</head>
<body>
<div class="flex-container">
  <div class="flex-item">flex item 1</div>
  <div class="flex-item">flex item 2</div>
  <div class="flex-item">flex item 3</div>  
</div>
</body>
</html>

??? ???


flex-direction

flex-direction order? ?? ?????? ??? ?? ??? ??? ???????.

??

flex-direction: ? | ? ??? | ? | ? ???

flex-direction ?? ??? ????.

  • row: ???? ????? ??(?? ??) .

  • row-reverse: ??? ?? ??(??? ??, ??? ???, ??? ??? ? ???.

  • column: ?? ??.

  • column-reverse: ??? ?? ??, ??? ???

?? ???? ? ??? ??? ?????.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>php中文網(wǎng)(php.cn)</title> 
<style> 
.flex-container {
    display: -webkit-flex;
    display: flex;
    -webkit-flex-direction: row-reverse;
    flex-direction: row-reverse;
    width: 400px;
    height: 250px;
    background-color: lightgrey;
}
.flex-item {
    background-color: cornflowerblue;
    width: 100px;
    height: 100px;
    margin: 10px;
}
</style>
</head>
<body>
<div class="flex-container">
  <div class="flex-item">flex item 1</div>
  <div class="flex-item">flex item 2</div>
  <div class="flex-item">flex item 3</div>  
</div>
</body>
</html>

????? ???? ??? ???.


?? ???? ? ??? ?????.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>php中文網(wǎng)(php.cn)</title> 
<style> 
.flex-container {
    display: -webkit-flex;
    display: flex;
    -webkit-flex-direction: column;
    flex-direction: column;
    width: 400px;
    height: 250px;
    background-color: lightgrey;
}
.flex-item {
    background-color: cornflowerblue;
    width: 100px;
    height: 100px;
    margin: 10px;
}
</style>
</head>
<body>
<div class="flex-container">
  <div class="flex-item">flex item 1</div>
  <div class="flex-item">flex item 2</div>
  <div class="flex-item">flex item 3</div>  
</div>
</body>
</html>
. ????? ???? ??? ???


?? ???? ? ??? ??? ?????.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>php中文網(wǎng)(php.cn)</title> 
<style> 
.flex-container {
    display: -webkit-flex;
    display: flex;
    -webkit-flex-direction: column-reverse;
    flex-direction: column-reverse;
    width: 400px;
    height: 250px;
    background-color: lightgrey;
}
.flex-item {
    background-color: cornflowerblue;
    width: 100px;
    height: 100px;
    margin: 10px;
}
</style>
</head>
<body>
<div class="flex-container">
  <div class="flex-item">flex item 1</div>
  <div class="flex-item">flex item 2</div>
  <div class="flex-item">flex item 3</div>  
</div>
</body>
</html>

????? ???? ??? ???


justify-content ??

??? ??(justify-content) ??? elastic? ?????. ?????? flex ????? ?? ?? ?? flex ??? ?????.

justify-content ??? ??? ????.

justify-content: flex-start | | space-between | space- around


? ? ??:

  • flex-start:

    Flex ??? ?? ?? ??? ?????. ?? ?? ?? ?????. ? ?? ??? ??? ?? ?? ??? ???? ?? ??? ??? ???? ?????.

  • flex-end:

    ? ?? ??? ??? ?? ? ?? ????? ??? ????. ?? ? ?? ?? ???? ?? ??? ??? ?? ?? ??? ?????.

  • center:

    ??? ??? ?? ?? ??? ?????(??? ??? ?? ??). ?? ??? ??? ?? ??? ??? ????? ?????.

  • space-between:

    ?? ??? ????? ?? ??? ?? ?? ??? ??? ???? ?????. flex ??? ??? ?? ? ?? flex-start? ?????. ? ?? flex ??? ??? ?? ?? ?? ????? ???? ??? flex ??? ??? flex-start? ?? ? ????? ?????. ?? ?? ??? ??? ??? ??? ?? ??? ??? ???? ?????.

  • ?? ??: ??? ??? ?? ??? ???? ??? ??? ??? ????. ?? ??? ????? ??? ??? ??? ?? ?? ? ?? center? ?????. ??? ?? ?? Flex ??? ?? ??? ??(?: 20px)?? ?? ?? ???? ? ?? ??? ??? ??? Flex ???? ??? ??? ??? ?? ???(1/2*20px=10px).

??? ?????:

2259AD60-BD56-4865-8E35-472CEABF88B2.jpg


?? ???? flex-end ??? ?????.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>php中文網(wǎng)(php.cn)</title> 
<style> 
.flex-container {
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: flex-end;
    justify-content: flex-end;
    width: 400px;
    height: 250px;
    background-color: lightgrey;
}
.flex-item {
    background-color: cornflowerblue;
    width: 100px;
    height: 100px;
    margin: 10px;
}
</style>
</head>
<body>
<div class="flex-container">
  <div class="flex-item">flex item 1</div>
  <div class="flex-item">flex item 2</div>
  <div class="flex-item">flex item 3</div>  
</div>
</body>
</html>

????? ???? ??? ???


?? ???? center ??? ?????.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>php中文網(wǎng)(php.cn)</title> 
<style> 
.flex-container {
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: center;
    justify-content: center;
    width: 400px;
    height: 250px;
    background-color: lightgrey;
}
.flex-item {
    background-color: cornflowerblue;
    width: 100px;
    height: 100px;
    margin: 10px;
}
</style>
</head>
<body>
<div class="flex-container">
  <div class="flex-item">flex item 1</div>
  <div class="flex-item">flex item 2</div>
  <div class="flex-item">flex item 3</div>  
</div>
</body>
</html>

???? ??? ???


?? ???? ?? ??? ?????.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>php中文網(wǎng)(php.cn)</title> 
<style> 
.flex-container {
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: space-between;
    justify-content: space-between;
    width: 400px;
    height: 250px;
    background-color: lightgrey;
}
.flex-item {
    background-color: cornflowerblue;
    width: 100px;
    height: 100px;
    margin: 10px;
}
</style>
</head>
<body>
<div class="flex-container">
  <div class="flex-item">flex item 1</div>
  <div class="flex-item">flex item 2</div>
  <div class="flex-item">flex item 3</div>  
</div>
</body>
</html>

????? ???? ??? ???


?? ????? ?? ??? ?????.

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<title>php中文網(wǎng)(php.cn)</title> 
<style> 
.flex-container {
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: space-around;
    justify-content: space-around;
    width: 400px;
    height: 250px;
    background-color: lightgrey;
}
.flex-item {
    background-color: cornflowerblue;
    width: 100px;
    height: 100px;
    margin: 10px;
}
</style>
</head>
<body>
<div class="flex-container">
  <div class="flex-item">flex item 1</div>
  <div class="flex-item">flex item 2</div>
  <div class="flex-item">flex item 3</div>  
</div>
</body>
</html>

????? ???? ??? ???


align-items

align-items ??? ??? ?? ??? ???(???) ?? ??? ????? ?????.

Syntax

align-items: flex-start | flex-end | center | ??? | Stretch )? ?? ?? ??? ?? ?? ? ?? ??? ?? ?????.

flex-end: ????? ??? ???(???) ?? ??? ??? ?? ??? ? ??? ?????.

  • center: Flexbox ??? ?? ???(???) ??? ?????. (?? ??? Flexbox ??? ???? ??? ????? ??? ??? ???????.)

  • baseline: ??? ?? ??? ??? ?? ?? ?? ??? ?? ? ?? 'flex-start'? ?????. ??? ??? ? ?? ??? ??? ???? ???.

  • stretch: ?? ? ??? ???? ?? ?? 'auto'? ?? ?? ?? ??? ?? ?? ??? ? ??? ??? ??? ???? ??? '??/?? ??/??' ??? ?????.

  • ?? ???? ????(???) ??? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        -webkit-align-items: stretch;
        align-items: stretch;
        width: 400px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 100px;
        margin: 10px;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>

    ????? ???? ??? ???

  • ?? ?? flex-start ??? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        -webkit-align-items: flex-start;
        align-items: flex-start;
        width: 400px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 100px;
        margin: 10px;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>

    ????? ???? ??? ???


    ?? ?? flex-end ??? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        -webkit-align-items: flex-end;
        align-items: flex-end;
        width: 400px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 100px;
        margin: 10px;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>

    ????? ???? ??? ???


    ?? ???? center ??? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        -webkit-align-items: center;
        align-items: center;
        width: 400px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 100px;
        margin: 10px;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>

    ????? ???? ??? ???


    ?? ???? ??? ??? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        -webkit-align-items: baseline;
        align-items: baseline;
        width: 400px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 100px;
        margin: 10px;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>

    ????? ???? ??? ???


    flex-wrap ??

    flex-wrap ??? ??? ?? ? ?? ??? ?? ??? ???? ? ?????.

    Syntax

    flex-flow: ||

    ? ? ??:

    • nowrap - ????? Flex ????? ? ????. ? ?? ??? ???? ????? ?? ? ????.

    • wrap - Flex ????? ?? ?? ?????. ? ?? ??? ?? ??? ?? ??? ? ?? ???? ?? ???? ? ??? ?????.

    • wrap-reverse - ? ?? ??? ??? ???.

    ?? ???? nowrap ??? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: nowrap;
        flex-wrap: nowrap;
        width: 300px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 100px;
        height: 100px;
        margin: 10px;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>

    ????? ???? ??? ???


    ?? ???? Wrap ??? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: wrap;
        flex-wrap: wrap;
        width: 300px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 100px;
        height: 100px;
        margin: 10px;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>

    ????? ???? ??? ???


    ?? ????? Wrap-reverse ??? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        -webkit-flex-wrap: wrap-reverse;
        flex-wrap: wrap-reverse;
        width: 300px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 100px;
        height: 100px;
        margin: 10px;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>

    ????? ???? ??? ???


    align-content ??

    align-content ??? flex-wrap ??? ??? ???? ? ?????. align-items? ????? flex ?? ??? ??? ???? ?? ?? ?? ??? ?????.

    ??

    align-content: ??? ?? | ??? ? | ?? ?? ???? | ??? ??? ????? ?? ?????.

    flex-start - ? ?? Flex ????? ?? ??? ?? ????.

    • flex-end - ??? ????? ?? ?? ?? ????.

    • center - ? ?? Flexbox ????? ??? ?? ????.

    • space-between - Flexbox ????? ?? ??? ?????.

    • space-around - ? ?? Flexbox ????? ??? ???? ?? ?? ?? ?? ??? ??? ??? ?? ???.

    • ?? ???? center? ??? ?????.

      <!DOCTYPE html>
      <html>
      <head>
      <meta charset="utf-8"> 
      <title>php中文網(wǎng)(php.cn)</title> 
      <style> 
      .flex-container {
          display: -webkit-flex;
          display: flex;
          -webkit-flex-wrap: wrap;
          flex-wrap: wrap;
          -webkit-align-content: center;
          align-content: center;
          width: 300px;
          height: 300px;
          background-color: lightgrey;
      }
      .flex-item {
          background-color: cornflowerblue;
          width: 100px;
          height: 100px;
          margin: 10px;
      }
      </style>
      </head>
      <body>
      <div class="flex-container">
        <div class="flex-item">flex item 1</div>
        <div class="flex-item">flex item 2</div>
        <div class="flex-item">flex item 3</div>  
      </div>
      </body>
      </html>
    • ????? ???? ??? ???
    Elastic ?? ?? ??


    Syntax

    ??:

    ?? ? ?:


    <integer>: ?? ?? ???? ?? ??? ?????. ?? ?? ?? ?????. ???? ? ????.

    order ??? ??? ????? ?? ??? ?? ??? ??? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        width: 400px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 100px;
        height: 100px;
        margin: 10px;
    }
    .first {
        -webkit-order: -1;
        order: -1;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item first">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>
      ????? ???? ??? ???
    Alignment

    "margin" ?? "auto" ??? ?? ??? ???? ??? ?? ?? ???? ????. ??? ?? ?? ?? "auto"? ???? ?? ????? ?? ?? ? ??? ?? ?? ??? ??? ????? ? ? ????.

    ?? ????? ? ?? ??? ?? ??? margin-right: auto;? ?????. ??? ??? ?? ???? ?????.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        width: 400px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 75px;
        height: 75px;
        margin: 10px;
    }
    .flex-item:first-child {
        margin-right: auto;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">flex item 1</div>
      <div class="flex-item">flex item 2</div>
      <div class="flex-item">flex item 3</div>  
    </div>
    </body>
    </html>
    ????? ???? ??? ???

    ??? ???

    ?? ?? ??? ????? ???? ??? ??? ???? ?????.

    ??? ??? ???? ?? ???? ?? ??????. ?? ?? ??? ? ?? ?? ? ???? ??? ??? ???? margin: auto? ???? ???.

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="utf-8"> 
    <title>php中文網(wǎng)(php.cn)</title> 
    <style> 
    .flex-container {
        display: -webkit-flex;
        display: flex;
        width: 400px;
        height: 250px;
        background-color: lightgrey;
    }
    .flex-item {
        background-color: cornflowerblue;
        width: 75px;
        height: 75px;
        margin: auto;
    }
    </style>
    </head>
    <body>
    <div class="flex-container">
      <div class="flex-item">Perfect centering!</div>
    </div>
    </body>
    </html>

    ????? ???? ??? ???


    align-self

    align-self ??? ?? ?? ??? ???(???) ?? ??? ???? ? ?????. ??? ??? ??? '????'???.

    flex-start: ????? ??? ???(???) ?? ??? ???? ?? ??? ?? ???? ?????.

    flex-end: ????? ??? ???(???) ?? ??? ??? ?? ??? ? ??? ?????.


    center: Flexbox ??? ?? ???(???) ??? ?????. (?? ??? ????? ??? ???? ?? ?? ????? ??? ??? ???????.)

    • ???: ????? ??? ??? ?? ?? ?? ???? ? ?? 'flex -start'? ?????. ??? ??? ? ?? ??? ??? ???? ???.

    • stretch: ?? ? ??? ???? ?? ?? 'auto'? ?? ?? ?? ??? ?? ?? ??? ? ??? ??? ??? ???? ??? '??/?? ??/??' ??? ?????.

    • ?? ???? ??? ?? ??? ?? ??? align-self ?? ?? ??? ?????.

      <!DOCTYPE html>
      <html>
      <head>
      <meta charset="utf-8"> 
      <title>php中文網(wǎng)(php.cn)</title> 
      <style> 
      .flex-container {
          display: -webkit-flex;
          display: flex;
          width: 400px;
          height: 250px;
          background-color: lightgrey;
      }
      .flex-item {
          background-color: cornflowerblue;
          width: 60px;
          min-height: 100px;
          margin: 10px;
      }
      .item1 {
          -webkit-align-self: flex-start;
          align-self: flex-start;
      }
      .item2 {
          -webkit-align-self: flex-end;
          align-self: flex-end;
      }
      .item3 {
          -webkit-align-self: center;
          align-self: center;
      }
      .item4 {
          -webkit-align-self: baseline;
          align-self: baseline;
      }
      .item5 {
          -webkit-align-self: stretch;
          align-self: stretch;
      }
      </style>
      </head>
      <body>
      <div class="flex-container">
        <div class="flex-item item1">flex-start</div>
        <div class="flex-item item2">flex-end</div>
        <div class="flex-item item3">center</div>
        <div class="flex-item item4">baseline</div>
        <div class="flex-item item5">stretch</div>
      </div>
      </body>
      </html>

      ????? ???? ??? ???

    • flex

      flex ??? ???? ?? ??? ??? ???? ??? ???? ? ?????.

      Syntax

      flex: none | [ flex-grow ] || [ flex-shrink ] || [ flex-basis ]

      ? ? ??:

      • none: ?? ??? ?? 0 0 auto

      • [ flex-grow ]: ??? ?? ??? ?? ??? ?????.

      • [flex-shrink]: ?? ?? ??? ?? ??? ?????.

      • [ flex-basis ]: ??? ?? ??? ?? ?? ?? ?????.

      ?? ??? ? ?? ??? ?? ??? ??? 2/4? ???? ??? ? ??? ??? 1/4? ?????.

      <!DOCTYPE html>
      <html>
      <head>
      <meta charset="utf-8"> 
      <title>php中文網(wǎng)(php.cn)</title> 
      <style> 
      .flex-container {
          display: -webkit-flex;
          display: flex;
          width: 400px;
          height: 250px;
          background-color: lightgrey;
      }
      .flex-item {
          background-color: cornflowerblue;
          margin: 10px;
      }
      .item1 {
          -webkit-flex: 2;
          flex: 2;
      }
      .item2 {
          -webkit-flex: 1;
          flex: 1;
      }
      .item3 {
          -webkit-flex: 1;
          flex: 1;
      }
      </style>
      </head>
      <body>
      <div class="flex-container">
        <div class="flex-item item1">flex item 1</div>
        <div class="flex-item item2">flex item 2</div>
        <div class="flex-item item3">flex item 3</div>  
      </div>
      </body>
      </html>

      ????? ???? ??? ???


      CSS3 flex box attribute

      ?? ??? ??? ??? ????? ???? ??? ???? ????.

      ???? ??
      ||
      <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>php中文網(wǎng)(php.cn)</title> <style> .flex-container { display: -webkit-flex; display: flex; width: 400px; height: 250px; background-color: lightgrey; } .flex-item { background-color: cornflowerblue; width: 100px; height: 100px; margin: 10px; } </style> </head> <body> <div class="flex-container"> <div class="flex-item">flex item 1</div> <div class="flex-item">flex item 2</div> <div class="flex-item">flex item 3</div> </div> </body> </html>
      AttributeDescription
      displayHTML ?? ?? ??? ?????.
      flex-direction? ??? ????? ?? ?? ??? ?????.
      justify-content? ??? ?? ??? ??(???) ?? ??? ?????.
      align-items ??? ?? ??? ??? ???(???) ???? ?????.
      flex-wrap ??? ??? ?? ??? ?? ????? ??? ? ???? ??? ?????.
      align-content??? ???? flex-wrap ??? ??? ?????. Align-ITEMS. ??? ?? ?? ??? ???? ?? ???? ?? ? ? ??? ?? ??? ?? ?? ??? ?? ?? ?? ??? ???? ?? ?????.
      align-selfflex ?? ??? ?????. ????? align-items ??? ??????.
      flex??? ??? ?? ??? ??? ???? ??? ?????.
      <u id="iyorg"></u>

      <pre id="iyorg"></pre>