.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.8);display:flex;justify-content:center;align-items:center;z-index:1000}.modal-content{background:#fff;color:#000;padding:25px;border:2px solid red;border-radius:10px;text-align:center;max-width:400px;width:90%;font-family:Roboto,sans-serif}.modal-logo{width:50px;height:50px;margin-bottom:20px}.modal-content h3{font-size:1.8em;color:red;margin-bottom:15px}.modal-content p{font-size:1.2em;margin-bottom:20px}.modal-content button{background-color:red;color:#fff;font-size:1.2em;padding:10px 20px;border:none;border-radius:5px;cursor:pointer}.modal-content button:hover{background-color:darkred}.hidden-button{display:none}