#homepage {
  min-height: 100vh;
  background-color: #e1e9ec;
  background-image: url("/images/background.jpg");
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  padding: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative; }
  #homepage > .mask {
    background-color: rgba(0, 0, 0, 0.5);
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 1; }
  #homepage > .content {
    padding: 30px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    z-index: 2; }
  #homepage h1 {
    text-align: center;
    margin-top: 0;
    font-size: 40px;
    line-height: 25px;
    margin-bottom: 30px; }
  #homepage .member {
    margin-bottom: 15px; }
    #homepage .member input {
      width: 100%;
      padding: 10px;
      border: none;
      border-radius: 5px;
      text-align: center; }
    #homepage .member-placeholder {
      padding: 18px;
      border-radius: 5px;
      background-color: rgba(255, 255, 255, 0.3);
      margin-bottom: 15px; }
  #homepage .btn {
    margin-bottom: 15px; }
    #homepage .btn:not(.disabled) {
      background-color: #db3e3e; }
    #homepage .btn.disabled {
      background-color: gray; }
  #homepage p {
    text-align: center; }
  #homepage .created .link {
    text-align: center;
    margin-top: 30px;
    border: solid 2px #4e4e4e;
    border-radius: 10px;
    padding: 25px 0;
    color: #db3e3e; }
    #homepage .created .link :hover {
      text-decoration: underline; }