body {
  font-family: 'Poppins', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 2rem;
  background-color: #f8f9fa;
  color: #212529;
}

h1 {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 2rem;
  color: #343a40;
}

.container {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  justify-content: space-between;
  align-items: flex-start;
}

textarea {
  width: 100%;
  min-width: 300px;
  height: 250px;
  font-family: monospace;
  padding: 1rem;
  font-size: 1rem;
  border: 1px solid #ced4da;
  border-radius: 8px;
  background-color: #ffffff;
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

.column {
  flex: 1;
  min-width: 250px;
}

.center-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

input[type="text"] {
  padding: 0.5rem;
  font-size: 1rem;
  border: 1px solid #ced4da;
  border-radius: 6px;
  width: 200px;
}

.preview {
  text-align: center;
  background-color: #fff;
  padding: 1rem;
  border-radius: 8px;
  border: 1px solid #dee2e6;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
  margin-bottom: 1rem;
  min-height: 130px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.preview svg {
  width: 100px;
  height: 100px;
}

button {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  background-color: #007bff;
  border: none;
  color: white;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #0056b3;
}
.footer {
  text-align: center;
  padding: 1rem 0;
  color: #6c757d;
  font-size: 0.9rem;
  border-top: 1px solid #dee2e6;
  margin-top: 2rem;
}