53 lines
728 B
HTML
53 lines
728 B
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<style>
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body,
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html {
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height: 100%;
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width: 100%;
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padding: 0;
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margin: 0;
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}
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#matrix {
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width: 400px;
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margin: auto;
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overflow: auto;
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text-align: justify;
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}
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#arrowTop {
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height: 9px;
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width: 14px;
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color: green;
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position: fixed;
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top: 10px;
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left: 10px;
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cursor: pointer;
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}
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#arrowTop::before {
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content: '▲';
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}
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</style>
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<meta charset="utf-8">
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</head>
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<body>
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<div id="matrix">
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<script>
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for (let i = 0; i < 2000; i++) document.writeln(i)
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</script>
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</div>
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<div id="arrowTop"></div>
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<script>
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// ... your code ...
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</script>
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</body>
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</html>
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