.modal {
  display: none;
  position: fixed;
  z-index: 1;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  overflow: auto;
  background-color: rgba(255,0,0,0.5);	/* rgba(0,0,0,0.5) */
}

.modal-content {
  background-color: #f4f4f4;
  margin: 20% auto;
  width: 50%;
  box-shadow: 0 5px 8px 0 rgba(0,0,0,0.2),0 7px 20px 0 rgba(0,0,0,0.17);
  animation-name: modalopen;
  animation-duration: 1s;
}

@keyframes modalopen {
  from {opacity: 0}
  to {opacity: 1}
}

.modal-header h1 {
  margin: 1rem 0;
}

.modal-header {
  background: #fff;	/* red */
  padding: 3px 10px;
  display: flex;
  justify-content: space-between;
}

.modalClose {
  font-size: 2rem;
}

.modalClose:hover {
  cursor: pointer;
}

.modal-body {
  text-align:center;
  padding: 10px 20px;
  color: black;
  background:#fff;	/* yellow */
}