.mv-background {
  background: linear-gradient(rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)), /* ✅ 半透明の黒で暗くする */ url("../img/health-declaration-mv.jpg");
  background-position: center;
  background-size: 100%;
  object-fit: cover;
  align-items: center; /* ✅ 横中央 */
  display: flex; /* ✅ Flexboxを有効に */
  flex-direction: column; /* ✅ h2とpを縦並びに */
  justify-content: center; /* ✅ 縦中央 */
  text-align: center; /* ✅ テキスト中央揃え */
  width: 100%;
  height: 380px;
}
.content {
  width: 100%;
}
.container {
  display: flex;
  align-items: center;
  padding: 0px 0px 0px;
  justify-content: center;
}
.contact-bg {
  width:1040px;
  margin:0 auto;
}
.section-car-btn {
  display: block;
}
.left-image {
  max-width: 500px;
}
.contact-bg {
  width:80%;
  margin:0 auto;
}
.red{
	line-height:4rem;
}