Backgrounds

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <meta http-equiv="X-UA-Compatible" content="ie=edge" />
    <link rel="stylesheet" href="styles/main.css" />
    <title>Nuotraukos ir užsklandos</title>
  </head>
  <body>

    <section class="cover cover-1">Statinė užsklanda</section>
    <section class="cover cover-2 background-attachment-fixed">Pritvirtinta užsklanda</section>
    <section class="cover cover-3">Pereinama spalva</section>

    <section class="cover cover-4 content">
      <h1>Nuotraukų įkėlimas su CSS</h1>
      <div class="img img-1"></div>
      <div class="img img-2"></div>
      <div class="img img-3"></div>

      <div class="img img-1 d-inline-block"></div>
      <div class="img img-2 d-inline-block"></div>
      <div class="img img-3 d-inline-block"></div>

    </section>


  </body>
</html>