.container {
  width: 1200px;
  margin: 0 auto;
}
.dialog {
  background: rgba(255, 255, 255, 0.4);
  border-radius: 1rem;
  width: 30rem;
  height: 25rem;
  box-shadow: 0 0 5px grey;
  padding: 1rem;
  box-sizing: border-box;
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 100;
  margin: -12.75rem 0 0 -15rem;
}
.dialog .close-btn {
  display: block;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  border-color: orange;
  position: relative;
  left: 26rem;
  top: 0rem;
}
.dialog input {
  box-sizing: border-box;
  display: block;
  width: 20rem;
  height: 3rem;
  outline: 0 none;
  border-color: orange;
  padding: 0 1rem;
  margin: 1rem auto;
  border-radius: 0.5rem;
  color: orange;
}
.dialog .btn {
  display: block;
  width: 10rem;
  height: 3rem;
  margin: 3rem auto;
  color: orange;
  border-color: orange;
  border-radius: 0.5rem;
}