Web白描

背景画像：フルスクリーン

★CSS3

背景画像：フルスクリーン

bodyに背景画像を固定
background-size: cover;
background-attachment: fixed;

HTML記述例

<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<title>GIRLY ROP</title>
<meta name="viewport" content="width=device-width">
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Vujahday+Script&display=swap" rel="stylesheet">
<link href="https://fonts.googleapis.com/css?family=Sawarabi+Mincho" rel="stylesheet">
<link rel="stylesheet" href="css/style.css">
</head>
<body id="home">
<div class="container">
  <h1>Girly Drop</h1>
  <p class="wf-sawarabimincho">眺めるだけで、キュンとする♡女の子による女の子な無料写真画像サイト</p>
</div><!-- /.container -->
</body>
</html>

CSS記述例

@charset "utf-8";

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
#home {
  background-image: url(../img/01.jpg);
  background-repeat: no-repeat;
  background-position: left center;
  background-size: cover;
  background-attachment: fixed;
}
.container {
  width: 80%;
  height: 100vh;
  margin: 0 auto;
  text-align: center;
}
h1 {
  color: #FFF;
  font-size: 3.0em;
  font-family: 'Vujahday Script', cursive;
  margin: 100px auto 30px auto;
}
  .wf-sawarabimincho {
    color: #FFF;
    font-size: 1.0em;
    font-family: "Sawarabi Mincho";
    font-weight: bold;
    line-height: 1.5;
    background: rgba(16, 3, 3, 0.4);
    padding: 0.8em 1.0em 0.7em;
  }

@media screen and (min-width: 768px){

  .wf-sawarabimincho {
    background: rgba(16, 3, 3, 0);
    font-size: 1.3em;
    letter-spacing: .05em;
  }
 
}