.mcf7-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.6);
}

.mcf7-modal-content {
    background-color: #fff;
    margin: 10% auto;
    padding: 20px;
    border-radius: 10px;
    max-width: 600px;
    position: relative;
}

.mcf7-modal-close {
position: absolute;
  top: 5px;
  right: 5px;
  color: #fff;
  font-size: 32px;
  font-weight: bold;
  cursor: pointer;
  background: #000;
  width: 36px;
  height: 36px;
  text-align: center;
  line-height: 36px;
  border-radius: 50%;
}