.header__logo a {
  background-image: url(image.php?id=001);
}

.mv {
  background-image: url(image.php?id=003);
}

.message__img {
  background-image: url(image.php?id=004);
}

.feature-box:first-child .feature-box__img {
  background-image: url(image.php?id=005);
}
.feature-box:nth-child(2) .feature-box__img {
  background-image: url(image.php?id=006);
}
.feature-box:last-child .feature-box__img {
  background-image: url(image.php?id=007);
}

.price {
  background-image: url(image.php?id=008);
}