body {
  background-color: #0033cc;
  color: #ffffff;
}

.wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
  text-align: center;
}

input.form-control {
  border: solid 4px #222;
  width: 80%;
  margin: 0 auto;
}

input.form-control:focus {
  border-color: #000;
  box-shadow: 0 0 1px 1px #ccc;
}

.ok-btn {
  width: 60%;
  padding: 10px;
  margin-top: 10px;
  font-size: 1.4em;
}

.greetArea p {
  font-size: 2.6em;
  line-height: 2;
  margin-bottom: 50px;
  white-space: pre-line;
}

.reset-btn {
  width: 60%;
  padding: 10px;
  font-size: 1.4em;
}

.ok-btn:hover,
.reset-btn:hover {
  background-color: #f0f0f0;
  color: #000;
}

.hide {
  display: none;
}

@media (min-width: 576px) {
  .container {
    max-width: 576px;
    margin: 0 auto;
  }
}