.popup {
    position: fixed;
    width: 50%;  
    height: 50%;     
    top: 50%;    
    left: 50%;        
    background-color: rgba(0, 0, 0, 0.7);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    transform: translate(-50%, -50%);
}

.popup-content {
    background-color: #fff;
    padding: 20px;
    border-radius: 5px;
    position: relative;
}

.closepopup {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 24px;
    cursor: pointer;
}