W3School TIY Editor

<!DOCTYPE html>
<html>
<head>
<style>
#container {
  scroll-snap-type: both proximity;
  width: 50%;
  margin: 30px auto;
  white-space: nowrap;
  aspect-ratio: 1/1;
  overflow-x: scroll;
  overflow-y: scroll;
  border: solid black 2px;
}

.green    { background-color: lightgreen; }
.pink     { background-color: lightpink; }
.blue     { background-color: lightblue; }
.yellow   { background-color: yellow; }
.grey     { background-color: lightgray; }

#container > div {
  display: inline-block;
  height: 80%;
  border-radius: 10%;
  aspect-ratio: 1/1;
  margin: 5px;
  scroll-snap-align: center;
}
</style>
</head>
<body>

<h1>CSS scroll-snap-type 属性，使用 proximity 值</h1>

<p>如果滚动位置正好位于两个吸附点之间，则 proximity 吸附类型值不会将元素吸附到位。尝试滚动到两个元素之间的位置，然后松开，此时应该不会发生吸附。</p>

</body>
</html>