Comment Appliquer un Filtre de Flou à l'Image de l'Arrière-Plan

Source Code: (back to article)

<!DOCTYPE html>
<html>
  <head>
    <title>Titre du document</title>
    <style>
      body,
      html {
        height: 100%;
        margin: 0;
        font-family: Arial, Helvetica, sans-serif;
      }
      h2 {
        font-size: 30px;
      }
      .image {
        background-image: url("https://images.unsplash.com/photo-1542074494-62e9e51a61b3?ixlib=rb-1.2.1&ixid=eyJhcHBfaWQiOjEyMDd9&auto=format&fit=crop&w=800&q=80");
        height: 100%;
        background-position: center;
        background-repeat: no-repeat;
        background-size: cover;
        filter: blur(5px);
        -webkit-filter: blur(5px);
        -moz-filter: blur(5px);
        -o-filter: blur(5px);
        -ms-filter: blur(5px);
      }
      .text {
        color: #eeeeee;
        font-weight: bold;
        border: 3px solid #cccccc;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 80%;
        padding: 20px;
        text-align: center;
      }
    </style>
  </head>
  <body>
    <div class="image"></div>
    <div class="text">
      <h1>W3DOCS</h1>
      <h2>L'image floue de l'arrière-plan</h2>
      <p>Snippet</p>
    </div>
  </body>
</html>