.common_underline {
  background: linear-gradient(transparent 50%, yellow 50%);
}

/* ------------------------------------------
 SP
------------------------------------------ */
@media screen and (max-width: 750px) {
  img {
    max-width: 100%;
  }

  main {
    background: url("../img/lp2/main_bg.jpg") no-repeat center center;
    background-size: cover;
  }
  main > section {
    width: 90%;
    margin: 0 auto;
    padding: 40px 0;
  }
  main > section > h1 {
    width: 60%;
    margin: 0 auto 30px;
  }
  main > section > div {
    text-align: center;
    margin-bottom: 30px;
  }
  main > section > ul {
    overflow: hidden;
  }
  main > section > ul > li {
    text-align: center;
    margin-bottom: 20px;
  }
  main > section > ul > li:last-child {
    margin-bottom: 0;
  }

  .dm_box_1 {
    background-color: #C7DFDB;
  }
  .dm_box_1 > section {
    width: 94%;
    margin: 0 auto;
    padding: 40px 0;
  }
  .dm_box_1 > section > h2 {
    font-size: 5vw;
    font-weight: bold;
    text-align: center;
    letter-spacing: 2px;
    padding-left: 2px;
    line-height: 1;
    margin-bottom: 40px;
  }
  .dm_box_1 > section > h2 > div:nth-child(1) {
    margin-bottom: 5vw;
  }
  .dm_box_1 > section > h2 > div:nth-child(2) {
    margin-bottom: 8vw;
  }
  .dm_box_1 > section > h2 > div:nth-child(3) {
    margin-bottom: 4vw;
  }
  .dm_box_1 > section > h2 > div > .tape {
    display: block;
    width: 80%;
    margin: 0 auto;
    background-color: #1A3E96;
    color: #FCEF00;
    font-size: 5vw;
    line-height: 1;
    padding: 8px 15px;
    transform: rotate(-3deg);
  }
  .dm_box_1 > section > h2 > div > .cross {
    display: inline-block;
    width: 40px;
    height: 40px;
    position: relative;
    top: 6px;
    left: 16px;
  }
  .dm_box_1 > section > h2 > div > .cross:before, .dm_box_1 > section > h2 > div > .cross:after {
    content: "";
    width: 5px;
    height: 30px;
    position: absolute;
    background-color: #1A3E96;
  }
  .dm_box_1 > section > h2 > div > .cross:before {
    top: 0;
    left: 0;
    transform: rotate(45deg);
  }
  .dm_box_1 > section > h2 > div > .cross:after {
    top: 0;
    left: 0;
    transform: rotate(-45deg);
  }
  .dm_box_1 > section > .fig {
    text-align: center;
    margin-bottom: 30px;
  }
  .dm_box_1 > section > .onayami {
    position: relative;
    margin-bottom: 35px;
  }
  .dm_box_1 > section > .onayami:before {
    content: "";
    width: 30px;
    height: 30px;
    position: absolute;
    left: 50%;
    margin-left: -9px;
    bottom: -15px;
    transform: rotate(45deg);
    background-color: #E4EFEE;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .title {
    border-radius: 10px 10px 0 0;
    padding: 12px 15px;
    font-size: 1.6rem;
    text-align: left;
    background-color: #fff;
    color: #1A3E96;
    line-height: 1.5;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text {
    padding: 15px 0;
    background-color: #E4EFEE;
    border-radius: 0 0 10px 10px;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text > .konna {
    font-size: 1.8rem;
    color: #1A3E96;
    line-height: 1.3;
    text-align: center;
    margin-bottom: 20px;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text > .konna > img {
    display: inline-block;
    width: 50px;
    margin-right: 10px;
    vertical-align: bottom;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text > .list {
    padding: 0 15px;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text > .list > ul {
    list-style: disc;
    padding-left: 1.5em;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text > .list > ul > li {
    line-height: 1.3;
    margin-bottom: 10px;
    font-size: 1.4rem;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text > .list > ul > li:last-child {
    margin-bottom: 0;
  }
  .dm_box_1 > section > .onayami_fix {
    font-size: 5.5vw;
    letter-spacing: 1px;
    padding-left: 1px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
  }
  .dm_box_1 > section > .onayami_fix > .common_underline {
    font-size: 7vw;
  }

  .dm_box_2 {
    background-color: #E9F2F0;
  }
  .dm_box_2 > section {
    width: 94%;
    margin: 0 auto;
    padding: 40px 0;
  }
  .dm_box_2 > section > h2 {
    font-size: 2rem;
    font-weight: bold;
    letter-spacing: 1px;
    padding-left: 1px;
    line-height: 1.5;
    color: #1A3E96;
    text-align: center;
    margin-bottom: 30px;
  }
  .dm_box_2 > section > h3 {
    background-color: #1A3E96;
    color: #FCEF00;
    text-align: center;
    font-size: 1.8rem;
    font-weight: bold;
    position: relative;
    line-height: 1.5;
    padding: 20px 10px;
    margin-bottom: 50px;
  }
  .dm_box_2 > section > h3:before {
    content: "";
    width: 30px;
    height: 30px;
    position: absolute;
    left: 50%;
    margin-left: -15px;
    bottom: -15px;
    transform: rotate(45deg);
    background-color: #1A3E96;
  }
  .dm_box_2 > section > figure {
    text-align: center;
    margin-bottom: 30px;
  }
  .dm_box_2 > section > .bigdata {
    margin-bottom: 30px;
  }
  .dm_box_2 > section > .bigdata > h4 {
    font-size: 1.8rem;
    line-height: 1.5;
    font-weight: bold;
    margin-bottom: 20px;
  }
  .dm_box_2 > section > .bigdata > div {
    font-size: 1.4rem;
    line-height: 1.5;
  }
  .dm_box_2 > section > .dm3 {
    margin-bottom: 30px;
  }
  .dm_box_2 > section > .dm3 > li {
    text-align: center;
    margin-bottom: 20px;
  }
  .dm_box_2 > section > .dm3 > li:last-child {
    margin-bottom: 0;
  }

  .dm_box_3 {
    background-color: #C7DFDB;
  }
  .dm_box_3 > section {
    width: 94%;
    margin: 0 auto;
    padding: 40px 0;
  }
  .dm_box_3 > section > h2 {
    font-size: 2rem;
    font-weight: bold;
    letter-spacing: 1px;
    padding-left: 1px;
    color: #1A3E96;
    text-align: center;
    line-height: 1.5;
    margin-bottom: 25px;
  }
  .dm_box_3 > section > .intro {
    text-align: center;
    font-size: 1.4rem;
    line-height: 1.5;
    margin-bottom: 30px;
  }
  .dm_box_3 > section > .box_data > h3 {
    background-color: #557AB8;
    color: #fff;
    text-align: center;
    font-size: 1.8rem;
    font-weight: bold;
    line-height: 1;
    padding: 12px;
    letter-spacing: 1px;
    padding-left: 1px;
  }
  .dm_box_3 > section > .box_data > div {
    background-color: #FEFBE4;
    padding: 15px;
    margin-bottom: 30px;
    line-height: 28px;
  }
  .dm_box_3 > section > .box_data > div > h4 {
    font-size: 4.2vw;
    color: #1A3E96;
    text-align: center;
    font-weight: bold;
    line-height: 1;
    margin-bottom: 25px;
  }
  .dm_box_3 > section > .box_data > div > h4 > span {
    display: inline-block;
    font-size: 3.5vw;
    color: #333;
    background-color: #88D6E7;
    margin-right: 10px;
    padding: 4px 10px;
    line-height: 1;
  }
  .dm_box_3 > section > .box_data > div > ul {
    margin-bottom: 20px;
  }
  .dm_box_3 > section > .box_data > div > ul > li {
    display: table;
    width: 100%;
    margin-bottom: 10px;
    font-size: 1.4rem;
  }
  .dm_box_3 > section > .box_data > div > ul > li:last-child {
    margin-bottom: 0;
  }
  .dm_box_3 > section > .box_data > div > ul > li > span {
    display: table-cell;
    line-height: 1.5;
  }
  .dm_box_3 > section > .box_data > div > ul > li > span:first-child {
    color: #57BCDB;
    width: 1.5em;
  }
  .dm_box_3 > section > .box_data > div > figure {
    text-align: center;
  }

  .dm_box_4 {
    background-color: #fff;
    height: 1750px;
  }
  .dm_box_4 > section {
    width: 94%;
    margin: 0 auto;
    height: 100%;
    padding: 40px 0;
  }
  .dm_box_4 > section iframe[src^="https://docs.google.com/forms/d/e"] {
    width: 100%;
    height: 100%;
  }
}
/* ------------------------------------------
 PC
------------------------------------------ */
@media screen and (min-width: 751px) {
  main {
    background: url("../img/lp2/main_bg.jpg") no-repeat;
    background-size: cover;
  }
  main > section {
    width: 690px;
    margin: 0 auto;
    padding: 50px 0;
  }
  main > section > h1 {
    text-align: center;
    margin-bottom: 40px;
  }
  main > section > div {
    text-align: center;
    margin-bottom: 35px;
  }
  main > section > ul {
    overflow: hidden;
  }
  main > section > ul > li {
    float: left;
  }
  main > section > ul > li:nth-child(1) {
    margin-right: 10px;
  }
  main > section > ul > li:nth-child(2) {
    margin-right: 9px;
  }

  .dm_box_1 {
    background-color: #C7DFDB;
  }
  .dm_box_1 > section {
    width: 690px;
    margin: 0 auto;
    padding: 60px 0;
  }
  .dm_box_1 > section > h2 {
    font-size: 3rem;
    font-weight: bold;
    text-align: center;
    letter-spacing: 2px;
    padding-left: 2px;
    line-height: 1;
    margin-bottom: 45px;
  }
  .dm_box_1 > section > h2 > div:nth-child(1) {
    margin-bottom: 15px;
  }
  .dm_box_1 > section > h2 > div:nth-child(2) {
    margin-bottom: 15px;
  }
  .dm_box_1 > section > h2 > div:nth-child(3) {
    margin-bottom: 15px;
  }
  .dm_box_1 > section > h2 > div > .tape {
    display: inline-block;
    background-color: #1A3E96;
    color: #FCEF00;
    font-size: 3.4rem;
    line-height: 1;
    padding: 8px 15px;
    transform: rotate(-3deg);
  }
  .dm_box_1 > section > h2 > div > .cross {
    display: inline-block;
    width: 40px;
    height: 40px;
    position: relative;
    top: 13px;
    left: 16px;
  }
  .dm_box_1 > section > h2 > div > .cross:before, .dm_box_1 > section > h2 > div > .cross:after {
    content: "";
    width: 5px;
    height: 30px;
    position: absolute;
    background-color: #1A3E96;
  }
  .dm_box_1 > section > h2 > div > .cross:before {
    top: 0;
    left: 0;
    transform: rotate(45deg);
  }
  .dm_box_1 > section > h2 > div > .cross:after {
    top: 0;
    left: 0;
    transform: rotate(-45deg);
  }
  .dm_box_1 > section > .fig {
    text-align: center;
    margin-bottom: 32px;
  }
  .dm_box_1 > section > .onayami {
    position: relative;
    margin-bottom: 50px;
  }
  .dm_box_1 > section > .onayami:before {
    content: "";
    width: 50px;
    height: 50px;
    position: absolute;
    left: 50%;
    margin-left: -25px;
    bottom: -18px;
    transform: rotate(45deg);
    background-color: #E4EFEE;
  }
  .dm_box_1 > section > .onayami > .onayami_inner {
    padding-left: 20px;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .title {
    border-radius: 10px 10px 0 0;
    padding: 12px 20px;
    font-size: 2rem;
    text-align: center;
    background-color: #fff;
    color: #1A3E96;
    line-height: 1.5;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text {
    padding: 20px 0;
    background-color: #E4EFEE;
    border-radius: 0 0 10px 10px;
    position: relative;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text > .konna {
    position: absolute;
    top: 20px;
    left: 80px;
    font-size: 2rem;
    color: #1A3E96;
    line-height: 1.5;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text > .list {
    padding-left: 190px;
  }
  .dm_box_1 > section > .onayami > .onayami_inner > .text > .list > ul {
    list-style: disc;
    padding-left: 1.5em;
  }
  .dm_box_1 > section > .onayami > .onayami_image {
    position: absolute;
    bottom: 0;
    left: 0;
  }
  .dm_box_1 > section > .onayami > .onayami_image > img {
    vertical-align: bottom;
  }
  .dm_box_1 > section > .onayami_fix {
    font-size: 2.4rem;
    letter-spacing: 1px;
    padding-left: 1px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 40px;
  }
  .dm_box_1 > section > .onayami_fix > .common_underline {
    font-size: 2.9rem;
  }

  .dm_box_2 {
    background-color: #E9F2F0;
  }
  .dm_box_2 > section {
    width: 690px;
    margin: 0 auto;
    padding: 60px 0;
  }
  .dm_box_2 > section > h2 {
    font-size: 3.5rem;
    font-weight: bold;
    letter-spacing: 1px;
    padding-left: 1px;
    color: #1A3E96;
    text-align: center;
  }
  .dm_box_2 > section > h3 {
    background-color: #1A3E96;
    color: #FCEF00;
    text-align: center;
    font-size: 2.3rem;
    font-weight: bold;
    position: relative;
    line-height: 1.5;
    padding: 20px 0;
    margin-bottom: 50px;
  }
  .dm_box_2 > section > h3:before {
    content: "";
    width: 40px;
    height: 40px;
    position: absolute;
    left: 50%;
    margin-left: -20px;
    bottom: -20px;
    transform: rotate(45deg);
    background-color: #1A3E96;
  }
  .dm_box_2 > section > figure {
    text-align: center;
    margin-bottom: 40px;
  }
  .dm_box_2 > section > .bigdata {
    margin-bottom: 60px;
  }
  .dm_box_2 > section > .bigdata > h4 {
    font-size: 2.4rem;
    font-weight: bold;
    margin-bottom: 20px;
  }
  .dm_box_2 > section > .bigdata > div {
    font-size: 1.4rem;
    line-height: 1.5;
  }
  .dm_box_2 > section > .dm3 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 50px;
  }

  .dm_box_3 {
    background-color: #C7DFDB;
  }
  .dm_box_3 > section {
    width: 690px;
    margin: 0 auto;
    padding: 60px 0;
  }
  .dm_box_3 > section > h2 {
    font-size: 3.5rem;
    font-weight: bold;
    letter-spacing: 1px;
    padding-left: 1px;
    color: #1A3E96;
    text-align: center;
    line-height: 1.5;
    margin-bottom: 25px;
  }
  .dm_box_3 > section > .intro {
    text-align: center;
    font-size: 1.4rem;
    line-height: 1.5;
    margin-bottom: 50px;
  }
  .dm_box_3 > section > .box_data > h3 {
    background-color: #557AB8;
    color: #fff;
    text-align: center;
    font-size: 2.4rem;
    font-weight: bold;
    line-height: 1;
    padding: 12px;
    letter-spacing: 2px;
    padding-left: 2px;
  }
  .dm_box_3 > section > .box_data > div {
    background-color: #FEFBE4;
    padding: 25px 45px;
    margin-bottom: 55px;
    line-height: 28px;
  }
  .dm_box_3 > section > .box_data > div > h4 {
    font-size: 2.2rem;
    color: #1A3E96;
    text-align: center;
    font-weight: bold;
    line-height: 1;
    letter-spacing: 2px;
    padding-left: 2px;
    margin-bottom: 25px;
  }
  .dm_box_3 > section > .box_data > div > h4 > span {
    display: inline-block;
    font-size: 1.8rem;
    color: #333;
    background-color: #88D6E7;
    margin-right: 10px;
    padding: 4px 15px;
    line-height: 1;
  }
  .dm_box_3 > section > .box_data > div > ul {
    margin-bottom: 20px;
  }
  .dm_box_3 > section > .box_data > div > ul > li {
    display: table;
    width: 100%;
    margin-bottom: 10px;
  }
  .dm_box_3 > section > .box_data > div > ul > li:last-child {
    margin-bottom: 0;
  }
  .dm_box_3 > section > .box_data > div > ul > li > span {
    display: table-cell;
    line-height: 1.5;
  }
  .dm_box_3 > section > .box_data > div > ul > li > span:first-child {
    color: #57BCDB;
    width: 1.5em;
  }
  .dm_box_3 > section > .box_data > div > figure {
    text-align: center;
  }

  .dm_box_4 {
    background-color: #fff;
  }
  .dm_box_4 > section {
    width: 690px;
    margin: 0 auto;
    padding: 60px 0;
  }
}