body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #f0f0f0;
}

.container {
  max-width: 600px;
  margin: 40px auto;
  padding: 20px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.last-update {
  font-size: 12px;
  color: #999;
}

ul li  {
  margin-right: 30px;
  font-size: 14px;
  color: #666;
  text-align: justify;
}

.footer {
  max-width: 600px;
  margin: 0 auto 50px;
  text-align: center;
}

.powby {
  color: #999;
  font-size:12px;

}

.form {
  display: flex;
  flex-direction: column;
}

textarea {
  resize: none;
  height: 150px;
  margin-bottom: 15px;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  padding: 10px 20px;
  background-color: #007bff;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #0056b3;
}

@media screen and (max-width: 600px) {
  .container {
    width: 90%;
  }

  textarea {
    height: 100px;
  }
}