@media only screen and (max-width: 840px) {
  .section-title {
    background-image: url(../img/title-bottom.svg);
  }
  .pc {
    display: none;
  }
  .tb {
    display: block;
  }
  .header .header-text-wrapper {
    background-image: url(../img/header-under-tb.svg);
  }
  .header .header-text-top {
    font-size: 2rem;
  }
  .header .header-text-bottom {
    font-size: 2.5rem;
  }
  .fv .main-title {
    width: 100%;
    font-size: 2.2rem;
  }
  .fv .main-title .office-worker {
    font-size: 3.4rem;
  }
  .fv .main-title .internet {
    font-size: 3.4rem;
  }
  .fv .main-title .money {
    font-size: 3.4rem;
  }
  .fv .main-title .bigger-text {
    font-size: 2.6rem;
  }
  .fv .main-title .possible {
    font-size: 3rem;
  }
  .fv .main-title .automation {
    font-size: 3rem;
  }
  .enroll-container {
    padding: 24px 40px 24px 40px;
  }
  form input, form button {
    width: 100% !important;
  }
  form .submit-btn button {
    font-size: 1.6rem;
    background-size: contain;
  }
  .unable {
    background-position: 50% 110%;
    line-height: 1.5;
    padding-bottom: 15px;
  }
  .ai {
    background-position: 50% 110%;
    padding-bottom: 15px;
  }
  .free {
    background-position: 50% 110%;
    line-height: 1.5;
    padding-bottom: 15px;
  }
  .participate {
    background-position: 50% 110%;
    padding-bottom: 15px;
  }
  .offer-section .section-inner {
    background-size: 100% 100%;
  }
  .offer-section .special-offer-container {
    padding-left: 20px;
    padding-right: 20px;
  }
  .offer-section .line {
    width: 90%;
  }
  .present-section .section-title {
    background-position: 50% 110%;
    line-height: 1.5;
    padding-bottom: 15px;
  }
  .profile-section .profile-container .profile-left-container .profile-name {
    font-size: 3rem;
  }
  .profile-section .profile-container .profile-left-container .profile-name span {
    font-size: 2.8rem;
  }
  .profile-section .profile-container .profile-right-container .sano-photo {
    width: 190px;
  }
  .profile-section .profile-container .profile-right-container .book {
    width: 150px;
  }
  .footer .footer-inner .footer-list {
    gap: 100px;
  }
  .footer .footer-inner .footer-list .footer-item {
    font-size: 1.8rem;
  }
}

@media only screen and (max-width: 600px) {
  body {
    font-size: 1.5rem;
  }
  .section-title {
    background-image: url(../img/title-bottom.svg);
    background-position: 50% 120%;
    font-size: 2rem;
    letter-spacing: .01em;
  }
  .pc {
    display: none;
  }
  .sp {
    display: block;
  }
  .bg-parallax .bg-color {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: -1;
    opacity: .5;
    height: 100vh;
  }
  .bg-parallax .woman {
    position: fixed;
    top: 0;
    height: auto;
    right: 0;
    width: 40%;
    z-index: -1;
    opacity: .5;
  }
  .bg-parallax .ai-tech {
    position: fixed;
    top: 0;
    height: auto;
    width: 40%;
    left: 0;
    z-index: -1;
    opacity: .5;
  }
  .header {
    height: 113px;
    padding-top: 28px;
  }
  .header .header-text-wrapper {
    background-image: url(../img/header-under-sp.svg);
  }
  .header .attention {
    padding: 0 5px;
  }
  .header .attention::before {
    height: 90%;
  }
  .header .attention::after {
    height: 90%;
  }
  .header .header-text-top {
    font-size: 1.2rem;
  }
  .header .header-text-bottom {
    font-size: 1.5rem;
    padding-top: 5px;
  }
  .fv {
    position: relative;
    background-image: none;
    background-color: #fff;
  }
  .fv .woman {
    position: absolute;
    width: 40%;
    right: 0;
    bottom: 0;
  }
  .fv .ai-tech {
    position: absolute;
    width: 40%;
    left: 0;
    bottom: 0;
  }
  .fv .main-title {
    max-width: 100%;
    padding: 11px 0 20px;
    font-size: 1.5rem;
    letter-spacing: .005em;
    line-height: 1.9;
  }
  .fv .main-title .office-worker {
    font-size: 1.8rem;
  }
  .fv .main-title .internet {
    font-size: 1.8rem;
  }
  .fv .main-title .money {
    font-size: 1.8rem;
  }
  .fv .main-title .bigger-text {
    font-size: 1.6rem;
  }
  .fv .main-title .possible {
    font-size: 1.7rem;
  }
  .fv .main-title .automation {
    font-size: 1.7rem;
  }
  .enroll-container {
    padding: 24px 20px 24px 20px;
  }
  .enroll-container::after {
    content: "";
    top: 11px;
    left: 11px;
    width: calc(100% - 28px);
    height: calc(100% - 28px);
  }
  .enroll-container .enroll-title {
    display: inline-block;
    background: linear-gradient(transparent 70%, #EBD938 70%);
  }
  .enroll-container .enroll-text {
    margin-top: 43px;
  }
  form input, form button {
    width: 289px;
    height: 125px;
    font-size: 1.7rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.25);
    outline: none;
  }
  form .email-item {
    margin-bottom: 8px;
  }
  form .email-item input {
    height: 58px;
    line-height: 49px;
    background-color: #D9D9D9;
    font-family: 'HGGothicM', sans-serif;
    border: 1px solid #898989;
  }
  form .email-item input:hover {
    background-color: #fff;
  }
  form .submit-btn button {
    font-size: 1.7rem;
    outline: 1px solid #FFF2F2;
    outline-offset: -5px;
    position: relative;
    font-family: "heisei-maru-gothic-std", sans-serif;
    font-weight: 400;
    font-style: normal;
    line-height: 1.2;
    background-color: #1FD292;
    background-image: url(../img/button-wave.svg);
    background-repeat: no-repeat;
    background-position: bottom;
    color: #fff;
    text-shadow: 1px 1px 0 #419B32, -1px -1px 0 #419B32, -1px 1px 0 #419B32, 1px -1px 0 #419B32, 0px 1px 0 #419B32, -1px 0 #419B32, -1px 0 0 #419B32, 1px 0 0 #419B32;
  }
  .text-section {
    padding-top: 62px;
  }
  .explanation-text {
    font-size: 1.5rem;
  }
  .explanation-text span {
    font-size: 2.4rem;
  }
  .failure {
    padding-bottom: 0px;
    margin-top: 3px;
    margin-bottom: 14px;
  }
  .unable {
    background-position: 50% 90%;
    margin-bottom: 14px;
  }
  .ai {
    background-position: 50% 90%;
  }
  .free {
    background-position: 50% 90%;
  }
  .participate {
    background-position: 50% 90%;
  }
  .offer-section .section-inner {
    background-size: 100% 100%;
    padding: 31px 0 55px;
  }
  .offer-section .section-inner .top-left-item {
    width: 50px;
  }
  .offer-section .section-inner .top-right-item {
    width: 50px;
  }
  .offer-section .section-inner .bottom-left-item {
    width: 50px;
  }
  .offer-section .section-inner .bottom-right-item {
    width: 50px;
  }
  .offer-section .special-offer-title {
    margin-bottom: 30px;
    font-size: 2.2rem;
  }
  .offer-section .special-offer-container {
    padding-left: 20px;
    padding-right: 20px;
  }
  .offer-section .offer-text {
    font-size: 1.5rem;
    padding-left: 1em;
    text-indent: -1em;
  }
  .offer-section .line {
    width: 90%;
    margin: 20px 0 20px 15px;
  }
  .present-section {
    padding: 22px 0 30px;
  }
  .present-section .section-title {
    background-image: url(../img/title-bottom.svg);
    background-position: 50% 90%;
  }
  .join-section {
    background-image: url(../img/bg-enroll.webp);
    background-position: center;
    background-size: cover;
  }
  .profile-section {
    padding-top: 23px;
    padding-bottom: 20px;
  }
  .profile-section .title-outer {
    text-align: center;
  }
  .profile-section .title-outer .title-wrapper {
    display: inline-block;
  }
  .profile-section .title-outer .title-wrapper img {
    max-width: 100%;
  }
  .profile-section .profile-title {
    font-size: 2.2rem;
  }
  .profile-section .profile-container {
    gap: 28px;
  }
  .profile-section .profile-container .profile-left-container {
    width: 100%;
  }
  .profile-section .profile-container .profile-left-container .profile-name {
    font-size: 2rem;
    margin-bottom: 55px;
  }
  .profile-section .profile-container .profile-left-container .profile-name span {
    font-size: 1.8rem;
  }
  .profile-section .profile-container .profile-left-container .profile-text-wrapper {
    width: 100%;
  }
  .profile-section .profile-container .profile-left-container .profile-text {
    font-size: 1.5rem;
  }
  .profile-section .profile-container .profile-right-container .sano-photo {
    width: 134px;
    margin: -28px 0 22px -20px;
  }
  .profile-section .profile-container .profile-right-container .book {
    width: 87px;
  }
  .footer .footer-inner .footer-list {
    height: 80px;
    gap: 60px;
  }
  .footer .footer-inner .footer-list .footer-item {
    font-size: 1.2rem;
  }
}