JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html lang="ru">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Демонстратор вероятностей кубика</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.95);
            border-radius: 20px;
            padding: 30px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        h1 {
            text-align: center;
            color: #333;
            margin-bottom: 30px;
            font-size: 2.5em;
            background: linear-gradient(135deg, #667eea, #764ba2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .input-section {
            display: flex;
            gap: 20px;
            margin-bottom: 30px;
            flex-wrap: wrap;
            justify-content: center;
        }

        .input-group {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }

        label {
            color: #555;
            font-weight: 600;
            font-size: 14px;
        }

        input[type="number"] {
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 10px;
            font-size: 16px;
            width: 200px;
            transition: all 0.3s;
        }

        input[type="number"]:focus {
            outline: none;
            border-color: #667eea;
            box-shadow: 0 0 10px...