.modal {
display: none;
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0,0,0,0.5);
z-index: 1000;
}

.modal-content {
background: white;
width: 80%;
max-width: 600px;
margin: 50px auto;
padding: 20px;
border-radius: 8px;
}
        
.close {
float: right;
cursor: pointer;
font-size: 24px;
}