how to not have scrolls bars in html code example
Example 1: how to not have the scroll bar drawn in scroll view android studii
android:scrollbars="none"
Example 2: how to get a division to be in centre of screen in responsive web page for screen of any size
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
<div class="d-flex justify-content-center align-items-center bg-secondary w-100" style="height: 300px;">