.dedh-container {
            max-width: 500px;
            margin: 50px auto;
            padding: 30px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            font-family: 'Arial', sans-serif;
        }
        @media (max-width: 567px) {
        .dedh-container {
        width: 79%;
        }
        }
        .title {
            text-align: center;
            color: white;
            font-size: 28px;
            margin-bottom: 30px;
            font-weight: bold;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }

        .input-group {
            margin-bottom: 25px;
            background: rgba(255, 255, 255, 0.1);
            padding: 20px;
            border-radius: 10px;
            backdrop-filter: blur(10px);
        }

        .label {
            display: block;
            color: white;
            font-size: 16px;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .input-field {
            width: 100%;
            padding: 15px;
            font-size: 18px;
            border: none;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.9);
            color: #333;
            box-sizing: border-box;
            transition: all 0.3s ease;
        }

        .input-field:focus {
            outline: none;
            background: white;
            box-shadow: 0 0 15px rgba(255, 255, 255, 0.5);
            transform: scale(1.02);
        }

        .arrow {
            text-align: center;
            color: white;
            font-size: 24px;
            margin: 15px 0;
            animation: bounce 2s infinite;
        }

        @keyframes bounce {
            0%, 20%, 50%, 80%, 100% {
                transform: translateY(0);
            }
            40% {
                transform: translateY(-10px);
            }
            60% {
                transform: translateY(-5px);
            }
        }

        .formula {
            text-align: center;
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            margin-top: 20px;
            font-style: italic;
        }

        .clear-btn {
            width: 100%;
            padding: 12px;
            background: rgba(255, 255, 255, 0.2);
            color: white;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 8px;
            font-size: 16px;
            cursor: pointer;
            margin-top: 20px;
            transition: all 0.3s ease;
        }

        .clear-btn:hover {
            background: rgba(255, 255, 255, 0.3);
            transform: translateY(-2px);
        }