body {
  margin: 0;
  font-family: 'Trebuchet MS', sans-serif;
  background: linear-gradient(to bottom, #cceeff 0%, #66ccff 100%);
  color: #00334d;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 20px;
}

header {
  text-align: center;
  margin-bottom: 30px;
}

h1 {
  font-size: 36px;
  color: #004466;
}

.bottle-area {
  background-color: rgba(255, 255, 255, 0.9);
  padding: 25px;
  border-radius: 15px;
  width: 90%;
  max-width: 500px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

textarea {
  width: 100%;
  height: 150px;
  padding: 15px;
  font-size: 16px;
  border: none;
  border-radius: 10px;
  resize: none;
  box-shadow: inset 0 0 5px rgba(0,0,0,0.1);
}

.buttons {
  margin-top: 15px;
  display: flex;
  justify-content: space-between;
}

button {
  background-color: #0077aa;
  color: white;
  border: none;
  padding: 10px 16px;
  font-size: 15px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s;
}

button:hover {
  background-color: #005f87;
}

footer {
  margin-top: 40px;
  font-style: italic;
}