H5禁止ios页面拉动反弹

.box{
    position: fixed;
    top: 0;
    bottom: 0;
    width: 100vw
    height: 100vh;
    overflow: scroll;
    &::-webkit-scrollbar {//隐藏滚动条
      display:none;
      width:0;
      height: 0;
    }
}