#adblock-message{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.8);color:#fff;display:flex;align-items:center;justify-content:center;text-align:center;z-index:9999;padding:20px;box-sizing:border-box;font-family:sans-serif;display:none}#adblock-message .content{background:#222;padding:30px;border-radius:10px;max-width:500px;box-shadow:0 0 10px #000}#adblock-message h2{margin-top:0}.btn-close{display:inline-block;padding:10px 15px;background-color:#ff4d4d;color:#fff;font-size:14px;font-weight:700;text-align:center;border:none;border-radius:5px;cursor:pointer;text-decoration:none;transition:background-color .3s ease}.btn-close:hover{background-color:#e60000;color:#fff}.btn-close:active{background-color:#c00;color:#fff}