/* =========================================================
   Gutenberg Extensions
   SPフルサイズ: core/image, core/video, core/embed
   旧子テーマの is-style-full-size をそのまま継承する。
========================================================= */
@media only screen and (max-width: 480px) {
  .wp-block-image.is-style-full-size,
  .wp-block-video.is-style-full-size,
  .wp-block-embed.is-style-full-size {
    width: calc(100% + 8.7%);
    max-width: calc(100% + 8.7%);
    margin-left: -4.35%;
  }

  .wp-block-video.is-style-full-size video,
  .wp-block-embed.is-style-full-size iframe {
    width: 100%;
    max-width: 100%;
    display: block;
  }
}