body {
  background-color: #1a1a1a;
}

.titlecard {
  background-color: #323232;
  border-color: #666666;
  border-radius: 1rem;
  padding: 1rem;
  margin-top: 2rem;
}

.titlecard > * {
  font-size: 1.4rem;
  text-align: justify;
  color: #000000;
}

.titlecard > h3 {
  font-size: 2rem;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 5rem;
}

button {
  font-size: 1.4rem;
  width: 100%;
  max-width: 25rem;
  margin-bottom: 1rem;
  background-color: #323232;
  border-color: #666666;
  border-radius: 1em;
  cursor: pointer;
  transition: transform 0.3s ease;
}

button:hover {
  transform: scale(1.1);
}

@keyframes glow {
  from {
    background-color: #666;
    box-shadow: 0 0 10px #666;
  }

  to {
    background-color: #888;
    box-shadow: 0 0 20px #888;
  }
}

.glow-button {
  font-size: 3rem;
  background-color: #666;
  box-shadow: 0 0 10px #666;
  animation: glow 1s ease-in-out infinite alternate;
  border-color: #666666;
}