body {
            font-family: Segoe UI, Roboto, Helvetica, Arial, sans-serif;
            background: #FBEEC8;
            margin: 0;
            padding: 0;
        }

        .container {
            max-width: 800px;
            margin: auto;
            background: #FBEEC8;
            padding: 20px;
            box-shadow: 0 0 12px rgba(0,0,0,0.05);
        }

        h1 {
            text-align: center;
        }
        h2 {
            font-weight:200;
        }
        p, li{
            text-align: ;
            color: #666;
        }

        .question {
            padding: 10px;
            margin: 5px 0;
            border-bottom: 1px solid #eee;
            border-radius: 6px;
        }

        .question:hover {
            background: #f2f5ff;
        }

        .buttons {
            text-align: center;
            margin-top: 15px;
        }

        button {
            border: none;
            color: white;
            padding: 12px 18px;
            margin: 5px;
            font-size: 16px;
            border-radius: 6px;
            cursor: pointer;
        }

        .calc-btn { background: #4CAF50; }
        .clear-btn { background: #e74c3c; }

        .share-buttons button {
            margin: 4px;
            padding: 10px 14px;
            font-size: 14px;
        }

        .twitter { background: #000; }
        .facebook { background: #1877f2; }
        .whatsapp { background: #25d366; }
        .copy { background: #666; }

        button:hover {
            opacity: 0.9;
        }

        /* Modal */
        .modal {
            display: none;
            position: fixed;
            z-index: 1000;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.6);
        }

        .modal-content {
            background: white;
            margin: 15% auto;
            padding: 25px;
            width: 320px;
            text-align: center;
            border-radius: 10px;
        }

        @media (max-width: 600px) {
            .container {
                padding: 15px;
            }

            button {
                width: 100%;
                margin: 6px 0;
            }

            .modal-content {
                margin-top: 40%;
                width: 85%;
            }
            }
        .question-label {
            display: block;
            cursor: pointer;
            width: 100%;
        }

        .question-label input {
            margin-right: 10px;
        }
        .question-label:hover {
            background: #eef2ff;
        }
        nav {
            background-color: #333;
            padding: 10px 0;
        }

        nav ul {
            list-style: none;
            display: flex;
            justify-content: center;
            margin: 0;
            padding: 0;
        }

        nav ul li {
            margin: 0 15px;
        }

        nav ul li a {
            text-decoration: none;
            color: white;
            font-size: 16px;
            padding: 8px 12px;
            transition: 0.3s;
        }

        nav ul li a:hover {
            background-color: #555;
            border-radius: 5px;
        }
        .copyright {
            text-align:center;
            
        }
        .center {
        text-align:center;
        margin-bottom:50px;
        }