.modal-overlay {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.884);
}
.modal-content {
    margin: 4% auto;
    padding: 30px;
    width: 50%;
    max-width: 600px;
    text-align: center;
  }
.close {
    color: white;
    background-color: tomato;
    border-radius:10px;
    padding: 5px;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}