body {
    font-family: Arial, Helvetica, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #307545;
    padding-top: 70px;
}

#qa-display {
  margin: 20px 0;
  padding: 15px;
  background: #f9f9f9;
  border-radius: 12px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  justify-content: center;
  align-items: center;
}

.pregunta {
  font-size: 28px;
  color: brown;
  font-weight: normal;
  margin-bottom: 10px;
}

.resposta {
  font-size: 28px;
  color: blue;
  font-weight: normal;
  margin-bottom: 10px;
}

button {
  margin-right: 10px;
  padding: 10px 18px;
  font-size: 16px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background-color: #946f6f;
  color: rgb(255, 255, 255);
  transition: background 0.3s;
}

button:hover {
  background-color: #ddd;
}

button:hover {
    background-color: #0056b3;
    color: rgb(255, 255, 255);
}

#show-answer-btn {
    background-color: #3fde64;
    color: rgb(255, 255, 255);
}

#show-answer-btn:hover {
    background-color: #b2c1b5;
    color: #111;
}

/* Responsivitat petita*/ 

@media (max-width:640px){
  .navbar{padding:0 0.5rem;}
  .img-600x800{width:100%; height:auto;}
  h1{font-size:1.6rem;} 
}