body {
  margin: 0;
  font-family: "Courier New", Courier, monospace;
  background: linear-gradient(to bottom, lightgreen, lightblue);
  display: flex;
  min-height: 100vh;
  justify-content: center;
  align-items: center;
  text-align: center;
}
.container {
  background-color: aliceblue;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
  width: 90%;
  margin: 10px;
  display: flex;
  flex-direction: column;
  text-align: center;
  justify-content: center;
  align-items: center;

  text-align: center;
}
h2 {
  font-weight: 400;
}
.input {
  padding: 20px 10px;
  font-size: 18px;
  background-color: white;
  border-radius: 5px;
  text-align: center;
  width: 100px;
}
.errorMessage {
  color: red;
  font-weight: 600;
  margin: 10px;
  display: none;
}
.btn {
  text-transform: uppercase;
  width: 250px;
  height: 45px;
  margin: 20px 0;
  font-size: 18px;
  border-radius: 5px;
  background-color: black;
  color: aliceblue;
}
.btn:hover {
  color: aliceblue;
  background-color: green;
  cursor: pointer;
  transition: background-color 300ms ease-in-out;
}
.gallery img {
  width: 200px;
  height: 250px;
  object-fit: cover;
  border-radius: 5px;
  margin: 5px;
}
.gallery {
  display: none;
}