#adblock-warning {
            display: none;
            position: fixed;
            top: 0; left: 0;
            width: 100%; height: 100%;
            background: rgba(0,0,0,0.95);
            color: white;
            text-align: center;
            padding-top: 100px;
            z-index: 9999;
            font-family: Arial, sans-serif;
        }
        #adblock-warning button {
            padding: 10px 20px;
            background: #42b983;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            font-size: 16px;
        }
        .content { display: block; }
        .adblock-detected .content { display: none; }