body {
  font-family: Arial, sans-serif;
}
.modal-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s ease-in-out;
}
.modal-window {
  background-color: #fff;
  border-radius: 0.5rem;
  padding: 2rem;
  max-width: 800px;
  width: 100%;
  position: relative;
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.1);
}
.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-size: 1.5rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease-in-out;
  color: #333;
}
.modal-close::before,
.modal-close::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 1.5rem;
  height: 0.2rem;
  background-color: currentColor;
  transform: translate(-50%, -50%) rotate(45deg);
}
.modal-close::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}
.modal-close:hover {
  color: #0097a7;
}
.modal-open {
  opacity: 1;
  pointer-events: auto;
}
.content-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem;
}
.modal-button {
  margin-top: 350px;
  text-align: center;
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: #0097a7;
  color: #fff;
  border: none;
  border-radius: 0.25rem;
  transition: all 0.3s ease-in-out;
  font-weight: bold;
  text-transform: uppercase;
}
.modal-button:hover {
  background-color: #007f8f;
}
