body {
    --text: hsl(0 0% 15%);
    padding: 2.5rem;
    font-family: sans-serif;
    color: var(--text);
  }
  
  body.dark-theme {
    --text: hsl(0 0% 90%);
    background-color: hsl(223 39% 7%);
  }
  
  main {
    max-width: 680rem;
  }
  
  section {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  a {
    color: var(--text);
  }
  
  form {
    margin: 0 auto;
  }
  
  label {
    display: inline-block;
    width: 18%;
  }

  input {
    width: 80%;
    margin: 20px 0;
  }
  
  button {
    cursor: pointer;
    display: block;
    margin: 20px 0;
  }
  
  .text-gen-output {
    min-height: 1.2rem;
    margin: 1rem;
    border: 0.5px solid grey;
  }