CSS - scroll-margin-top 属性



CSS scroll-margin-top 属性指定元素的滚动捕捉区域的上边距。

可能的值

  • <length> - 长度值是一个数值,如px、em。

适用于

所有 HTML 元素。

DOM 语法


object.style.scrollMarginTop = "length";

CSS 滚动边距顶部 - 零值

以下示例演示如何使用 scroll-margin-top: 0 删除滚动部分周围的上边距 -


<html>
<head>
<style>
	 	.scroll-container {
	 	 	 width: 300px;
	 	 	 height: 200px;
	 	 	 overflow-x: hidden;
	 	 	 overflow-y: scroll;
	 	 	 scroll-snap-type: y mandatory;
	 	}
	 	.scrolling-section1,
	 	.scrolling-section2,
	 	.scrolling-section3 {
	 	 	 width: 300px;
	 	 	 height: 200px;
	 	 	 scroll-snap-align: start;
	 	}
	 	.scrolling-section1 {
	 	 	 background-color: rgb(220, 235, 153);
	 	 	 scroll-margin-top: 0;
	 	}
	 	.scrolling-section2 {
	 	 	 background-color: rgb(230, 173, 218);
	 	 	 scroll-margin-top: 0;
	 	}
	 	.scrolling-section3 {
	 	 	 background-color: rgb(119, 224, 210);
	 	 	 scroll-margin-top: 0;
	 	}
</style>
</head>
<body>
	 	<h3>Scroll the content using the scrollbar arrows to see the effect.</h3>
	 	<div class="scroll-container">
	 	 	 <div class="scrolling-section1">scroll-margin-top: 0</div>
	 	 	 <div class="scrolling-section2">scroll-margin-top: 0</div>
	 	 	 <div class="scrolling-section3">scroll-margin-top: 0</div>
	 	</div>
</body>
</html>

CSS 滚动边距顶部 - 长度值

以下示例演示如何使用 scroll-margin-top 属性为每个部分添加上边距,这会影响内容的滚动行为 -


<html>
<head>
<style>
	 	.scroll-container {
	 	 	 width: 300px;
	 	 	 height: 200px;
	 	 	 overflow-x: hidden;
	 	 	 overflow-y: scroll;
	 	 	 scroll-snap-type: y mandatory;
	 	}
	 	.scrolling-section1,
	 	.scrolling-section2,
	 	.scrolling-section3 {
	 	 	 width: 300px;
	 	 	 height: 200px;
	 	 	 scroll-snap-align: start;
	 	}
	 	.scrolling-section1 {
	 	 	 background-color: rgb(220, 235, 153);
	 	 	 scroll-margin-top: 20px;
	 	}
	 	.scrolling-section2 {
	 	 	 background-color: rgb(230, 173, 218);
	 	 	 scroll-margin-top: 2em;
	 	}
	 	.scrolling-section3 {
	 	 	 background-color: rgb(119, 224, 210);
	 	 	 scroll-margin-top: 10px;
	 	}
</style>
</head>
<body>
	 	<h3>Scroll the content using the scrollbar arrows to see the effect.</h3>
	 	<div class="scroll-container">
	 	 	 <div class="scrolling-section1">scroll-margin-top: 20px</div>
	 	 	 <div class="scrolling-section2">scroll-margin-top: 2em</div>
	 	 	 <div class="scrolling-section3">scroll-margin-top: 10px</div>
	 	</div>
</body>
</html>