@import 'https://fonts.googleapis.com/css?family=Roboto+Mono:100';

html,
body {
  font-family: 'Roboto Mono', monospace;
  background: #000;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

.container {
  height: 100%;
  width: 100%;
  justify-content: center;
  align-items: center;
  display: flex;
}

.text {
  font-weight: 100;
  font-size: 28px;
  color: #fafafa;
}

.dud {
  color: #757575;
}

html,
body {
  height: 100%;
  overflow: hidden;
}

#wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 10;
}

.container {
  position: static;
  padding: 0;
  background: none;
  border: none;
  box-shadow: none;
  text-align: center;
}

.text {
  font-weight: 100;
  font-size: 28px;
  color: #fafafa;
}

.spacer {
  height: 60px;
  flex: none;
}

.buttons {
  display: flex;
  gap: 30px;
}

.buttons a {
  color: #757575;
  text-decoration: none;
  font-family: 'Roboto Mono', monospace;
  font-size: 14px;
  transition: color .2s;
}

.buttons a:hover {
  color: #ffffff;
}

.logo {
  position: absolute;
  bottom: 40px;
  /* 20px(footer高) + 30px(间距) + 24px(版权行高) ≈ 74px */
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 80px;
}

.logo img {
  width: 100%;
  height: 100%;
  display: block;
}

.footer {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  color: #757575;
  font-family: 'Roboto Mono', monospace;
  z-index: 100;
  text-align: center;
  line-height: 24px;
}

.footer a {
  color: #757575;
  text-decoration: none;
  transition: color .2s;
}

.footer a:hover {
  color: #ffffff;
}

.waves {
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
}

@media (max-width: 768px) {
  .logo {
    width: 80px;
    height: 80px;
    bottom: 40px;
  }

  .text {
    font-size: 20px !important;
  }

  .buttons {
    gap: 20px;
  }

  .buttons a {
    font-size: 14px;
  }

  .footer {
    font-size: 12px;
    bottom: 12px;
  }
}

@media (max-width: 480px) {
  .logo {
    width: 100px;
    height: 100px;
    bottom: 64px;
  }

  .text {
    font-size: 18px !important;
  }

  .buttons {
    gap: 15px;
  }

  .buttons a {
    font-size: 12px;
  }
}