CSS - border-inline-start-width 屬性



CSS 的 border-inline-start-width 屬性確定元素的邏輯內聯起始邊框寬度,然後根據元素的書寫模式、方向和文字方向轉換為物理邊框寬度。

語法

border-inline-start-width: medium | thin | thick | length | initial | inherit;  

屬性值

描述
medium 指定中等邊框寬度。預設值。
thin 指定細邊框。
thick 指定粗邊框。
length 厚度可以以值的格式給出。
initial 將屬性設定為其預設值。
inherit 從父元素繼承該屬性。

CSS 邊框內聯起始寬度屬性示例

以下示例說明了使用不同值的 border-inline-start-width 屬性。

使用中等值的邊框內聯起始寬度屬性

要將中等寬度設定為內聯起始邊框,我們可以使用 medium 值。在以下示例中,border-inline-start-width 屬性使用了 medium 值。

示例

    
<!DOCTYPE html>
<html>

<head>
   <style>
      .container {
         display: block;
         align-items: center;
         justify-content: center;
      }

      .borders {
         border: 1px solid #e74c3c;
         padding: 10px;
         text-align: center;
      }

      .border1 {
         border-inline-start-width: 1px;
      }

      .border2 {
         border-inline-start-width: medium;
      }
   </style>
</head>

<body>
   <h2>
      CSS border-inline-start-width property
   </h2>
   <div class="container">
      <p class="borders border1">
         This border has same width all sides.
      </p>
      <p class="borders border2">
         This border has a 'medium' 
         border-inline-start-width.
      </p>
   </div>
</body>

</html>

使用細值的邊框內聯起始寬度屬性

要將小寬度設定為內聯起始邊框,我們可以使用 thin 值。在以下示例中,border-inline-start-width 屬性使用了 thin 值。

示例

    
<!DOCTYPE html>
<html>

<head>
   <style>
      .container {
         display: block;
         align-items: center;
         justify-content: center;
      }

      .borders {
         border: 5px solid #e74c3c;
         padding: 10px;
         text-align: center;
      }

      .border1 {
         border-inline-start-width: 5px;
      }

      .border2 {
         border-inline-start-width: thin;
      }
   </style>
</head>

<body>
   <h2>
      CSS border-inline-start-width property
   </h2>
   <div class="container">
      <p class="borders border1">
         This border has same width all sides.
      </p>
      <p class="borders border2">
         This border has a 'thin' 
         border-inline-start-width.
      </p>
   </div>
</body>

</html>

使用粗值的邊框內聯起始寬度屬性

要將粗寬度設定為內聯起始邊框,我們可以使用 thick 值。在以下示例中,border-inline-start-width 屬性使用了 thick 值。

示例

    
<!DOCTYPE html>
<html>

<head>
   <style>
      .container {
         display: block;
         align-items: center;
         justify-content: center;
      }

      .borders {
         border: 2px solid #e74c3c;
         padding: 10px;
         text-align: center;
      }

      .border1 {
         border-inline-start-width: 2px;
      }

      .border2 {
         border-inline-start-width: thick;
      }
   </style>
</head>

<body>
   <h2>
      CSS border-inline-start-width property
   </h2>
   <div class="container">
      <p class="borders border1">
         This border has same width all sides.
      </p>
      <p class="borders border2">
         This border has a 'thick' 
         border-inline-start-width.
      </p>
   </div>
</body>

</html>

使用長度值的邊框內聯起始寬度屬性

要設定內聯起始邊框的寬度,我們可以使用長度值(例如 10px、15px 等)指定寬度。在以下示例中,border-inline-start-width 屬性使用了長度值。

示例

    
<!DOCTYPE html>
<html>

<head>
   <style>
      .container {
         display: block;
         align-items: center;
         justify-content: center;
      }

      .borders {
         border: 2px solid #e74c3c;
         padding: 10px;
         text-align: center;
      }

      .border1 {
         border-inline-start-width: 10px;
      }

      .border2 {
         border-inline-start-width: 20px;
      }

      .border3 {
         border-inline-start-width: 50px;
      }
   </style>
</head>

<body>
   <h2>
      CSS border-inline-start-width property
   </h2>
   <div class="container">
      <p class="borders border1">
         This border has 10px border-inline-start-width.
      </p>
      <p class="borders border2">
         This border has 20px border-inline-start-width.
      </p>
      <p class="borders border3">
         This border has 50px border-inline-start-width.
      </p>
   </div>
</body>

</html>

使用書寫模式的邊框內聯起始寬度屬性

border-inline-start-width 屬性受書寫模式的影響,書寫模式決定內聯邊框起始寬度的方向。在垂直書寫模式下,它會影響頂部邊框寬度,而在水平書寫模式下,它會影響左側邊框寬度。這些在以下示例中顯示。

示例

    
<!DOCTYPE html>
<html>

<head>
   <style>
      .container {
         display: block;
         align-items: center;
         justify-content: center;
      }

      .borders {
         border: 1px solid #e74c3c;
         padding: 10px;
         text-align: center;
      }

      .border1 {
         border-inline-start-width: thick;
         writing-mode: horizontal-tb;
      }

      .border2 {
         border-inline-start-width: thick;
         writing-mode: vertical-lr;
      }
   </style>
</head>

<body>
   <h2>
      CSS border-inline-start-width property
   </h2>
   <div class="container">
      <p class="borders border1">
         This border has a 'thick' border-inline-start-width
         with horizontal writing mode.
      </p>
      <p class="borders border2">
         This border has a 'thick'
         der-inline-start-width with vertical writing mode.
      </p>
   </div>
</body>

</html>

使用方向的邊框內聯起始寬度屬性

border-inline-start-color 屬性受方向的影響,方向也決定內聯邊框起始寬度的方向。使用 rtl(從右到左)值時,右側邊框寬度受影響,而使用 ltr(從左到右)值時,左側邊框寬度受影響。這些在以下示例中顯示。

示例

    
<!DOCTYPE html>
<html>

<head>
   <style>
      .container {
         display: block;
         align-items: center;
         justify-content: center;
      }

      .borders {
         border: 1px solid #e74c3c;
         padding: 10px;
         text-align: center;
      }

      .border1 {
         border-inline-start-width: thick;
         direction: rtl;
      }

      .border2 {
         border-inline-start-width: thick;
         direction: ltr;
      }
   </style>
</head>

<body>
   <h2>
      CSS border-inline-start-width property
   </h2>
   <div class="container">
      <p class="borders border1">
         This border has a 'thick' border-inline-start-width
         with (right-to-left) direction.
      </p>
      <p class="borders border2">
         This border has a 'thick' border-inline-start-width
         with (left-to-right) direction.
      </p>
   </div>
</body>

</html>

支援的瀏覽器

屬性 Chrome Edge Firefox Safari Opera
border-inline-start-width 69.0 79.0 41.0 12.1 56.0
css_properties_reference.htm
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