* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Montserrat', sans-serif;
  background-color: #1E1E1E;
}

.flex {
  display: flex;
  justify-content: center;
  align-items: center;
}

#user-inputs {
  gap: 16px;
}

input, textarea {
  background-color: #1A1A1A;
  color: #F1F1F1;
  border: 1px solid #2D2D2D; 
  padding: 0.75rem 1rem;
  border-radius: 8px;
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: #4FC3F7;
  box-shadow: 0 0 0 2px rgba(79, 195, 247, 0.3); 
}

h1 {
  font-size: 5rem;
  color: #EDEDED;
  padding: 3rem 0 1rem;
}

#startGame {
  background-color: #2A2A2A;
  color: #F1F1F1;
  border: 1px solid #3A3A3A;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.1s ease;
}

#startGame:hover {
  background-color: #3C3C3C;
  border-color: #4FC3F7;
}

#startGame:active {
  transform: scale(0.98);
}

#board button {
  background-color: #2A2A2A;
  border: 1px solid #3A3A3A;
  color: #F1F1F1;
  font-family: 'Montserrat', sans-serif;
  font-size: 4rem;
  font-weight: 600;
  width: 120px;
  height: 120px;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

#board button:hover {
  background-color: #3C3C3C;
}

#board button:active {
  transform: scale(0.96);
}

#board button:disabled {
  cursor: default;
  opacity: 0.6;
}

h3 {
  color: #F1F1F1;
  font-size: 2.5rem;
  padding: 1.5rem 0;
}

svg {
  width: 1em;
  height: 1em;
  vertical-align: middle;
}