.modal-background {
  min-width: 100vw;
  min-height: 100vh;
  position: fixed;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 0;
}
.modal {
  background-color: white;
  padding: 10px;
  z-index: 1;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  min-width: 35%;
  max-width: 800px;
  border-radius: 20px;
}
.modal-close {
  position: absolute;
  top: 10px;
  right: 15px;
  cursor: pointer;
}
.modal-close:hover {
  color: darkred;
}