* {
            box-sizing: border-box;
            
        }

        body {
            background-color: #f0f0f0;
            margin: 0;
            font-family: sans-serif;
            font-size: 16px;
            line-height: 1.5;
            overflow: auto;
        }

        html {
            font-size: 100%;
            height: 100%;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }

        .row {
            display: flex;
            align-items: center;
            width: 100%;
            flex-wrap: wrap;
            padding: 10px 0;
        }

        .text-row {
            text-align: center;
            overflow: hidden;
            white-space: nowrap;
            position: relative;
        }

        .scrolling-text {
            display: inline-block;
            animation: scroll 10s linear infinite;
            color: blue;
            font-size: 1.25rem;
        }

        @keyframes scroll {
            0% {
                transform: translateX(100%);
            }
            100% {
                transform: translateX(-100%);
            }
        }

        .image-row img {
            border-radius: 15px;
            width: 100%;
            height: auto;
        }

        .link-row {
            justify-content: center;
            width: 100%;
            padding: 10px 0;
        }

        .link-row a {
            text-decoration: none;
            font-size: 1.5rem;
            color: black;
            margin: 0 10px;
            padding: 10px 20px;
            background-color: #d3d3d3;
            border-radius: 8px;
            transition: background-color 0.3s, color 0.3s;
            white-space: nowrap;
        }

        .separator {
            margin: 0 10px;
        }

        .left-text, .right-text {
            background-color: #fff8dc;
            font-size: 1.5rem;
            padding: 10px;
            flex: 1;
        }

        .left-text {
            text-align: left;
        }

        .right-text {
            text-align: right;
        }

        iframe {
            width: 100%;
            border: none;
            display: block;
            overflow: hidden;
            height: auto;
            border-radius: 15px; /* Ensure all iframes have rounded corners */
        }

        /* Set height for list1 to list7 to 450px */
        #list1, #list2, #list3, #list4, #list5, #list6, #list7, #list18, #list19, #list20, #list21 {
            height: 500px;
            border-radius: 15px; /* Add rounded corners to specific iframe elements */
        }

        .no-wrap {
            white-space: nowrap;
        }

        .button-row {
            background-color: #fff8dc;
            padding: 10px 0;
            width: 100%;
        }

        .history-row {
            border-top-left-radius: 15px;
            border-top-right-radius: 15px;
        }

        .refresh-row {
            border-bottom-left-radius: 15px;
            border-bottom-right-radius: 15px;
        }

        @media (max-width: 768px) {
            .left-text, .right-text {
                font-size: 1.25rem;
            }

            .link-row a {
                font-size: 1.25rem;
            }

            .text-row span {
                font-size: 1rem;
            }
        }

        @media (max-width: 480px) {
            .text-row {
                padding: 15px 0;
            }

            .image-row img {
                border-radius: 10px;
            }

            .link-row a {
                font-size: 1rem;
                margin: 5px 0;
            }
        }

        .list-container {
            margin-top: 20px;
            padding: 10px;
            background-color: #fff;
            height: 510px;
            overflow: hidden;
            border-radius: 15px;
        }

        .banner {
            width: 100%;
            height: auto;
            margin-top: 20px;
            border-radius: 15px;
        }

        .iframe-container {
            margin-top: 20px;
            border-radius: 15px;
            overflow: hidden;
        }

        .iframe-container iframe {
            height: 250px;
        }

        .banner3,
        .banner4,
        .banner5 {
            width: 100%;
            height: auto;
            border-radius: 15px;
            margin-top: 20px;
        }

        .gif-images {
            width: 100%;
            max-width: 100%;
            height: auto;
            border-radius: 15px;
            margin-top: 20px;
        }

        /* 自定义引用框样式 */
        .custom-reference-container {
            width: 100%; /* 设置宽度为100% */
            height: 888px; /* 你可以根据需要调整高度 */
            border-radius: 15px; /* 圆角 */
            margin-top: 20px; /* 上边距 */
            overflow: hidden; /* 隐藏溢出 */
            background-color: #fff; /* 背景颜色 */
        }

        .custom-reference-container iframe {
            width: 100%; /* 使iframe宽度为100% */
            height: 100%; /* 使iframe高度为100% */
            border: none; /* 无边框 */
        }

        .bottom-spacing {
            margin-bottom: 30px;
        }

        .iframe-30m {
            height: 250px;
        }

        .button-row {
            display: flex;
            justify-content: space-between;
            width: 100%;
            margin-top: 20px;
        }

        .button-row button {
            flex: 1;
            height: 60px;
            background-color: #d3d3d3;
            color: #000;
            font-family: '黑体', sans-serif;
            font-weight: bold;
            border: none;
            border-radius: 10px;
            transition: background-color 0.3s, color 0.3s;
            text-overflow: ellipsis;
            overflow: hidden;
            white-space: nowrap;
            font-size: 1.75rem;
        }

        .button-row button:hover {
            background-color: #e74c3c;
            color: white;
        }

        .button-row button + button {
            margin-left: 10px;
        }

        .copyright {
            text-align: center;
            padding: 20px;
            font-size: 0.9rem;
            background-color: #f0f0f0;
            margin-top: 20px;
            border-top: 1px solid #ccc;
            color: blue;
        }

        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0, 0, 0, 0.5);
            justify-content: center;
            align-items: center;
        }

        .modal-content {
            width: 600px;
            height: 300px;
            background-color: white;
            border-radius: 25px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
        }

        .confirm-button {
            margin-top: auto;
            background-color: #d3d3d3;
            border: none;
            padding: 10px;
            border-radius: 5px;
            cursor: pointer;
            font-size: 2rem;
        }

        .countdown {
            color: red;
            font-weight: bold;
        }
        
        #iframe-k1 {
            height: 300px;
        }