:root {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  --background-color: #121212;
  --h1-color: #0dcdae;
  --text-area: #282828;
}

body {
  background-color: var(--background-color);
}

h1 {
  text-align: center;
  color: var(--h1-color);
  margin-top: 1rem;
  margin-bottom: 1rem;
  font-size: 2rem;
}

textarea {
  background-color: var(--text-area);
  border-radius: 5px;
  resize: none;
  width: 98%;
  height: 87vh;
  margin: 0 auto;
  padding: 20px;
  color: #fff;
  border: none;
}
textarea:focus {
  outline: none;
}
/* Responsive styles for mobile */
@media (max-width: 600px) {
  h1 {
    font-size: 1.5rem;
  }
  textarea {
    width: 95%;
    font-size: 1rem;
    padding: 0.5rem;
    height: 90vh;
  }
}