核心代码：
盒子{
overflow-y: scroll;
-ms-overflow-style: none;
overflow: -moz-scrollbars-none;
}
盒子::-webkit-scrollbar{
overflow-y: scroll;
-ms-overflow-style: none;
overflow: -moz-scrollbars-none;
}
完整代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
</head>
<body>
<style>
.box {
display: flex;
justify-content: center;
flex-wrap: wrap;
width: 200px;
height: 400px;
border: 1px solid red;
overflow-y: scroll;
-ms-overflow-style: none;
overflow: -moz-scrollbars-none;
}
.box::-webkit-scrollbar {
width: 0 !important
}
p{
box-shadow: 0 0 10px #e1dcdc;
width: 150px;
height: 40px;
text-align: center;
line-height: 40px;
}
</style>
<div class="box">
<p>hello world</p>
<p>hello world</p>
<p>hello world</p>
<p>hello world</p>
<p>hello world</p>
<p>hello world</p>
<p>hello world</p>
<p>hello world</p>
<p>hello world</p>
<p>hello world</p>
<p>hello world</p>
</div>
</body>
</html>
