CSS - scroll-padding-inline-start

CSS scroll-padding-inline-start 指定了視口在內聯維度上的起始邊緣的偏移量。

可能的值

<length-percentage> − 一個有效的長度或百分比值，定義了從視口相應邊緣向內的偏移量。
<auto> − 由使用者代理確定的從視口相應邊緣向內的偏移量。

應用於

所有滾動容器。

語法

scroll-padding-inline-start = auto | <length-percentage>

CSS scroll-padding-inline-start - length 值

下面的例子演示瞭如何使用scroll-padding-inline-start屬性來設定視口在內聯維度上的起始邊緣的偏移量，使用長度值 (20px)。

<html>
<head>
<style>
   #container {
      width: 50%;
      height: 400px;
      aspect-ratio: 3/2;
      padding: 0 30px;
      border: solid black 2px;
      overflow-x: scroll;
      overflow-y: hidden;
      white-space: nowrap;
      scroll-snap-type: x mandatory;
      scroll-padding-inline-start: 20px;
   }

   .boxA {
      background-color: rgb(234, 234, 128);
      height: 75%;
      aspect-ratio: 5/3;
   }

   .boxB {
      background-color: lightblue;
      height: 60%;
      aspect-ratio: 5/4;
   }

   .boxA, .boxB {
      display: inline-block;
      margin: 2px;
      scroll-snap-align: none start;
   }
</style>
</head>
<body>
   <h3>CSS scroll-padding-inline-start property.</h3>
   <p>scroll-padding-inline-start property sets the scroll padding of an element for the start edge in the inline dimension.</p>

   <div id="container">
      <div class="boxA"></div>
      <div class="boxB"></div>
      <div class="boxA"></div>
      <div class="boxB"></div>
      <div class="boxA"></div>
   </div>
</body>
</html>

CSS scroll-padding-inline-start - 百分比值

下面的例子演示瞭如何使用scroll-padding-inline-start屬性來設定視口在內聯維度上的起始邊緣的偏移量，使用百分比值 (60%)。

<html>
<head>
<style>
   #container {
      width: 50%;
      height: 400px;
      aspect-ratio: 3/2;
      padding: 0 30px;
      border: solid black 2px;
      overflow-x: scroll;
      overflow-y: hidden;
      white-space: nowrap;
      scroll-snap-type: x mandatory;
      scroll-padding-inline-start: 60%;
   }

   .boxA {
      background-color: rgb(234, 234, 128);
      height: 75%;
      aspect-ratio: 5/3;
   }

   .boxB {
      background-color: lightblue;
      height: 60%;
      aspect-ratio: 5/4;
   }

   .boxA, .boxB {
      display: inline-block;
      margin: 2px;
      scroll-snap-align: none start;
   }
</style>
</head>
<body>
   <h3>CSS scroll-padding-inline-start property.</h3>
   <p>scroll-padding-inline-start property sets the scroll padding of an element for the start edge in the inline dimension.</p>

   <div id="container">
      <div class="boxA"></div>
      <div class="boxB"></div>
      <div class="boxA"></div>
      <div class="boxB"></div>
      <div class="boxA"></div>
   </div>
</body>
</html>

CSS scroll-padding-inline-start - auto 值

下面的例子演示瞭如何使用scroll-padding-inline-start屬性來設定視口(div 元素)在內聯維度上的起始邊緣的偏移量，使用關鍵字值 (auto)。

<html>
<head>
<style>
   #container {
      width: 50%;
      height: 400px;
      aspect-ratio: 3/2;
      padding: 0 30px;
      border: solid black 2px;
      overflow-x: scroll;
      overflow-y: hidden;
      white-space: nowrap;
      scroll-snap-type: x mandatory;
      scroll-padding-inline-start: auto;
   }

   .boxA {
      background-color: rgb(234, 234, 128);
      height: 75%;
      aspect-ratio: 5/3;
   }

   .boxB {
      background-color: lightblue;
      height: 60%;
      aspect-ratio: 5/4;
   }

   .boxA, .boxB {
      display: inline-block;
      margin: 2px;
      scroll-snap-align: none start;
   }
</style>
</head>
<body>
   <h3>CSS scroll-padding-inline-start property.</h3>
   <p>scroll-padding-inline-start property sets the offsets of the start edge of the scrollport in the inline dimension.</p>

   <div id="container">
      <div class="boxA"></div>
      <div class="boxB"></div>
      <div class="boxA"></div>
      <div class="boxB"></div>
      <div class="boxA"></div>
   </div>
</body>
</html>

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