OutputDialog.css

#popUpBox {
    width: 80%;
    margin: auto;
    overflow: hidden;
    background: #cc13ff;
    box-shadow: 0 0 10px black;
    border-radius: 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5555;
    padding: 10px;
    box-sizing: border-box;
    text-align: center;
    display: none;
    animation-name: anim;
    animation-duration: .9s;
}

@keyframes anim {
    from {
        transform: scale(0) translate(-100%, -100%);
    }
    
    to {
        transform: scale(1) translate(-50%, -50%);
    }
}

#boxtitle {
    color: white;
    font-weight: bolder;
    font-family: Arial, Helvetica, sans-serif;
}

.okbtn {
    outline: none;
    border: 1px solid white;
    padding: 5px 30px;
    margin-top: 10px;
    font-size: 1.1rem;
    border-radius: 20px;
    color: white;
    background-color: transparent;
    font-weight: bolder;
    transition: .5s ease;
}

.okbtn:hover {
    background-color: #ffffff88;
}