h1 {
  text-align: center;
  background-color: #fafafa;
  padding-top: 1.5rem;
  padding-bottom: 1rem;
  font-family: 'Roboto', sans-serif;
  font-size: 1.75rem;
  font-weight: 400;
  box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.25);
  margin-bottom: 2rem;
  position: relative;
  z-index: 2;
}

h2 {
  padding-bottom: 1.0rem;
  color: #cccccc;
  font-family: 'Roboto', sans-serif;
  font-size: 1.6rem;
  text-align: center;
}

main {
  width: calc(100% - 1rem);
  max-width: 400px;
  margin: auto;
  font-family: 'Roboto', sans-serif;
}

#alertBox {
  z-index: 1;
  border: 2px solid #dcdcdc;
  background-color: #f4f4f4;
  padding: 0.75rem;
  border-radius: 0.75rem;
  margin-left: 2rem;
  margin-right: 2rem;
  margin-bottom: 1.5rem;
  box-shadow: 0px 2px 2px 0px rgba(0,0,0,0.25);
  font-family: 'Roboto', sans-serif;
  transition: all ease 0.3s;
}

form {
  text-align: center;
}

.container {
  display: grid;
  grid-template-columns: 1fr 4fr;
  grid-gap: 0.5rem;
  margin-bottom: 1rem;
  align-items: center;
}

#submitButton {
  display: inline-block;
  color: #000000;
  font-size: 1.25rem;
  background-color: #bbffbb;
  border: 2px solid #aaddaa;
  padding: 0.4rem 1.2rem 0.4rem;
  border-radius: 0.75rem;
  margin: 0.1rem;
  cursor: default;
}

#submitButton:hover:enabled {
  background-color: #ccffcc;
  border: 2px solid #bbddbb;
}

#submitButton:active:enabled {
  background-color: #aaeeaa;
  border: 2px solid #99cc99;
  margin: 0.2rem 0.05rem 0.0rem 0.15rem;
}

#submitButton:disabled {
  color: #aaaaaa;
  background-color: #dddddd;
  border: 2px solid #bbbbbb;
}