static/style.css

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: 80rem;
    text-align: center;
  }
  
  section {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  a {
    color: var(--text);
  }
  
  form {
    width: 30rem;
    margin: 0 auto;
  }
  
  input {
    width: 100%;
  }
  
  button {
    cursor: pointer;
  }