@charset "UTF-8";

div {
  width: 1024px;
  margin: 30px auto;
  border: 1px dashed #ccc;
}

img,
picture {
  display: block;
  margin: 20px auto;
}

.bg_webb {
  display: block;
  width: 600px;;
  height: 250px;
  margin: 20px auto;
  background-image: url('../media/images/unsplash/item_07.jpg');
  @supports (background-image: url('./media/images/unsplash/item_07.webp')) {
    background-image: url('./media/images/unsplash/item_07.webp');
  }
}