body {
            font-family: 'Noto Sans SC', sans-serif;
            min-height: 1024px;
            background-color: #FFFFFF;
        }

        .gif-container {
            position: relative;
            overflow: hidden;
            border-radius: 12px;
            cursor: pointer;
            transition: transform 0.3s ease;
            height: 400px;
        }

        @media (max-width: 768px) {
            .gif-container {
                height: 300px;
            }
        }

        .gif-container:hover {
            transform: scale(1.02);
        }

        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.8);
            z-index: 1000;
            cursor: pointer;
        }

        .modal img {
            max-width: 90%;
            max-height: 90%;
            margin: auto;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        }

        .step-number {
            background-color: #EF8A35; /* 将背景颜色改为橙色 */
            color: white;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            margin-right: 12px;
            flex-shrink: 0;
        }