{
            outline: 10px outset silver;
        }

        a:active {
            outline: 10px inset silver;
        }
    </style>
    <script>
        window.onLoad = e => {
            console.log(document.querySelector("#center"));
            document.querySelector("#center").scrollIntoView({ behavior: "auto", block: "center", inline: "center" });
        }
    </script>
</head>

<body>
    <div class="sentinels">
        <div id="center" style="width:100px; height:100px">Center </div>
        <div