* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Microsoft Yahei", sans-serif;
        }
        body {
            background-color: #e5e9f2;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
        }
        .container {
            background-color: #fff;
            border-radius: 8px;
            padding: 40px 20px;
            width: 90%;
            max-width: 400px;
            text-align: center;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        }
        .close-icon {
            width: 60px;
            height: 60px;
            border: 2px solid #ddd;
            border-radius: 50%;
            margin: 0 auto 20px;
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .close-icon::before, .close-icon::after {
            content: "";
            width: 30px;
            height: 2px;
            background-color: #aaa;
        }
        .close-icon::before {
            transform: rotate(45deg);
        }
        .close-icon::after {
            transform: rotate(-45deg);
            position: absolute;
        }
        h1 {
            font-size: 24px;
            color: #333;
            margin-bottom: 16px;
        }
        .desc {
            font-size: 14px;
            color: #666;
            margin-bottom: 24px;
            line-height: 1.5;
        }
        .instruction {
            font-size: 16px;
            color: #333;
            margin-bottom: 12px;
        }
        .instruction strong {
            color: #56b245;
        }
        .qr-code {
            width: 200px;
            height: 200px;
            margin: 20px auto;
            display: block;
        }
        .icp {
            font-size: 12px;
            color: #666;
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
        }