#death-time-estimator {
  width: 100%;
  max-width: 550px;
  margin: 15px auto;
  background: #fff;
  border: 2px solid #b51000;
  border-radius: 10px;
  padding: 18px;
  color: #222;
  box-sizing: border-box;
}

#death-time-estimator * {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

#death-time-estimator h3 {
  color: #b51000;
  text-align: center;
  margin: 0 0 14px;
  font-size: 1.2rem;
}

#death-time-estimator label {
  display: block;
  margin: 8px 0 4px;
  font-weight: bold;
  font-size: 0.95rem;
}

#death-time-estimator select,
#death-time-estimator input {
  width: 100%;
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 0.95rem;
}

#death-time-estimator .dob-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(90px, 1fr));
  gap: 8px;
}

#death-time-estimator button {
  width: 100%;
  background: #b51000;
  color: #fff;
  border: none;
  padding: 10px;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  margin-top: 10px;
}

#death-time-estimator button:hover {
  opacity: 0.9;
}

#death-time-estimator .result {
  margin-top: 12px;
  padding: 10px;
  border-top: 1px solid #eee;
  text-align: center;
  font-size: 0.95rem;
}

#death-time-estimator .muted {
  font-size: 0.85rem;
  color: #666;
  text-align: center;
  margin-top: 8px;
}

/* Responsive tweaks for any screen */
@media (max-width: 480px) {
  #death-time-estimator {
    padding: 12px;
    border-width: 1.5px;
  }
  #death-time-estimator h3 {
    font-size: 1.05rem;
  }
  #death-time-estimator label {
    font-size: 0.9rem;
  }
  #death-time-estimator select,
  #death-time-estimator input {
    font-size: 0.9rem;
    padding: 7px;
  }
  #death-time-estimator button {
    font-size: 0.95rem;
    padding: 9px;
  }
}