#fixed-banner {
  /* display: none; ←これをコメントアウトor削除 */
  position: fixed !important;
  bottom: 0 !important;
  left: 0 !important;
  width: 100% !important;
  z-index: 9999 !important;
  text-align: center !important;
  background: #000 !important;
  box-shadow: 0 -2px 5px rgba(0,0,0,0.3) !important;
}

#fixed-banner img {
  display: block !important;
  width: 100% !important;
  height: auto !important;
  max-width: none !important;
  margin: 0 !important;
}

@media (min-width: 768px) {
  #fixed-banner img {
    width: auto !important;
    max-width: 400px !important;
    display: inline-block !important;
    margin: 0 auto !important;
  }
}

/* #banner-close {
  position: absolute !important;
  top: 5px !important;
  right: 5px !important;
	background: rgba(255, 255, 255, 0.5) !important;
  border: none !important;
  border-radius: 50% !important;
  width: 30px !important;
  height: 30px !important;
  font-size: 18px !important;
  cursor: pointer !important;
  line-height: 30px !important;
  text-align: center !important;
  box-shadow: 0 0 3px rgba(0,0,0,0.3) !important;
}*/
#banner-close {
  position: absolute !important;
  top: 5px !important;
  right: 5px !important;
  width: 20px !important;
  height: 20px !important;
  background: rgba(255, 255, 255, 0.5) !important;
  border: none !important;
  border-radius: 50% !important;
  display: flex !important;
  justify-content: center !important;
  align-items: center !important;
  font-size: 15px !important;
  font-family: system-ui, sans-serif !important;
  padding: 0 !important;
  line-height: 1 !important;
  box-shadow: 0 0 3px rgba(0,0,0,0.3) !important;
  cursor: pointer !important;
}