* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f9;
  color: #333;
  padding: 20px;
}

.container {
  max-width: 600px;
  margin: 50px auto;
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

h1 {
  text-align: center;
  margin-bottom: 20px;
}

p {
  text-align: center;
  color: #797979;
  margin-bottom: 40px;
}

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

label {
  margin-bottom: 8px;
  font-weight: bold;
}

input {
  padding: 10px;
  margin-bottom: 15px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 16px;
}

button {
  padding: 10px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
}

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

.hidden {
  display: none;
}

#resultSection {
  margin-top: 20px;
}

textarea {
  width: 100%;
  height: 150px;
  margin-bottom: 15px;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 16px;
  resize: none;
  background-color: #f9f9f9;
}

#copyAllBtn {
  background-color: #28a745;
  color: white;
  border: none;
  padding: 10px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  width: 100%;
}

#copyAllBtn:hover {
  background-color: #218838;
}