* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
  font-family: sans-serif;
}

.container {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #38bdf8;
}

.box {
  width: 25%;
  background-color: #fff;
  box-shadow: 0px 0px 21px rgba(0, 0, 0, 0.3);
  border: 1px solid lightgrey;
  padding: 20px 10px;
  height: 190px;
  border-radius: 6px;
  transition: all 0.4s ease;
  overflow: hidden;
}

.box.active {
  height: 420px;
}

h1 {
  font-size: 16px;
  font-weight: bold;
  color: black;
  text-transform: uppercase;
  margin-bottom: 4px;
}

p {
  font-size: 12px;
  font-weight: 400;
  text-transform: capitalize;
}

form {
  width: 100%;
  margin-top: 16px;
}

form input {
  width: 100%;
  height: 40px;
  font-size: 14px;
  background-color: #fff;
  outline: none;
  border: 1px solid rgb(176, 176, 176);
  margin-bottom: 10px;
  padding: 10px;
  border-radius: 3px;
}

form button {
  width: 100%;
  background-color: #38bdf8;
  color: #fff;
  font-size: 14px;
  outline: none;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  height: 40px;
  text-transform: capitalize;
}

form button:disabled {
  cursor: not-allowed;
  pointer-events: none;
  background-color: #ccc;
}

.qr-area {
  display: none;
  align-items: center;
  justify-content: center;
  margin-top: 18px;
  border: 1px solid rgb(176, 176, 176);
  padding: 10px 0;
  border-radius: 3px;
}

.qr-area.active {
  display: flex;
}

.img {
  height: 180px;
  width: 180px;
  opacity: 0;
  transition: opacity 0.6s ease-in;
}

@media (max-width: 450px) {
  .box {
    width: 90%;
  }
}