use the viewport meta tag in the page's HTML code:
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
put <table>s in a <div class="scroll-horizontal"> then use the following CSS:
.scroll-horizontal {
overflow-x: auto;
white-space: nowrap;
}
2018 David DiPaola. licensed under CC0 (public domain)