one;
            border-radius: 15px;
            background: white;
            transition: opacity 0.3s ease;
        }

        .slide-frame.hidden {
            opacity: 0;
            pointer-events: none;
            z-index: 1;
        }

        .slide-frame.visible {
            opacity: 1;
            pointer-events: auto;
            z-index: 2;
        }

        /* 缓存的iframe样式 */
        .slide-frame.cached {
            display: block;
        }

        .slide-frame.not-loaded {
   