body {
  margin: 0;
  padding: 0;
  background-color: #1e1e2f; /* Gris oscuro tirando a petróleo */
  color: #f0f0f0;
  font-family: 'Segoe UI', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.reloj {
  background-color: #2a2a40;
  padding: 40px;
  border-radius: 15px;
  text-align: center;
  box-shadow: 0 0 20px rgba(0,0,0,0.7);
  width: 320px;
}

.zona {
  margin: 20px 0;
}

.zona h2 {
  margin-bottom: 10px;
  font-size: 1.5em;
  color: #ffffff;
}

.zona div {
  font-size: 2.5em;
  color: #00ffe7;
  text-shadow: 0 0 10px #00ffe7;
}

input[type="time"], button {
  padding: 10px;
  margin-top: 10px;
  font-size: 1em;
  border: none;
  border-radius: 8px;
}

button {
  background-color: #00ffe7;
  color: #1e1e2f;
  font-weight: bold;
  cursor: pointer;
  margin-left: 10px;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #00c2a7;
}

#resultadoConversion {
  margin-top: 15px;
  font-size: 1.2em;
  color: #f0f0f0;
}