body {
-webkit-overflow-scrolling: touch;
overflow-y: scroll;
-ms-overflow-style: none;
scrollbar-width: none;
}
body::-webkit-scrollbar {
display: none;
}
.a {
height: 100px;
width: calc(100% - 20px);
margin-left: 10px;
margin-top: 7px;
background-color: blue;
}<body>
<div class="a"></div>
<div class="a"></div>
<div class="a"></div>
<div class="a"></div>
<div class="a"></div>
<div class="a"></div>
<div class="a"></div>
<div class="a"></div>
<div class="a"></div>
<div class="a"></div>
</body>
