@charset "UTF-8";
:root {
  font-size: 16px;
  font-family: "游ゴシック", YuGothic, "Hiragino Kaku Gothic ProN", "Segoe UI", Verdana, Meiryo, sans-serif;
  -webkit-text-size-adjust: 100%;
  line-height: 1.5;
}

body {
  min-width: 320px;
}

/* common */
.decoration-img {
  position: absolute;
}
/* img[src$=".png"] {
  image-rendering: pixelated;
} */
@media (max-width: 599px) {
  .site-header, .section-about, .section-terms {
    background-size: 150px 170px;
  }
}
@media screen and (min-width: 850px) {
  body {
    min-width: 1000px;
  }
}
/***** header *****/
.site-header {
  padding-top: 20px;
  background: url(../images/dot-bg-be.png);
}
.site-header-ttl {
  position: relative;
}
.site-header-ttl p {
  margin-left: auto;
  margin-right: auto;
}
.campaign-period {
  position: relative;
  background: #ff5a96;
}
.header-book-img {
  background: url(../images/header-book.png) no-repeat;
  background-size: contain;
}
.header-rinaty-img {
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center bottom;
}

/* sp */
@media (max-width: 599px) {
  .site-header {
    background-size: 150px 170px;
  }
  .header-title-img {
    margin-bottom: 53.5%;
    width: 87.5%;
  }
  .header-campaign-img {
    width:76.5625%;
    max-width: 320px;
  }
  .campaign-period {
    margin-top: 16px;
    padding: 10px 30% 10px 20px;
  }
  .campaign-period-from {
    display: block;
    margin-left: calc(70% - 151px);
    width: 205px;
  }
  .campaign-period-to {
    display: block;
    margin-top: 8px;
    margin-left: calc(70% - 99px);
    width: 155px;
  }
  .header-book-img {
    top: 21%;
    left: 25%;
    width: 50%;
    height: 48%;
  }
  .header-rinaty-img {
    bottom: 0;
    right: calc(30% - 96px);
    background: url(../images/header-rinaty-sp.png) no-repeat;
    width: 96px;
    height: 130px;
  }
}
/* tab & pc */
@media screen and (min-width: 600px) {
  .site-header-ttl {
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    max-width: 884px;
  }
  .header-campaign-img {
    margin-top: 30px;
    width: 46.81%;
    max-width: 395px;
  }
  .campaign-period {
    margin-top: 18px;
    padding: 8px 0;
    text-align: center;
  }
  .campaign-period img {
    width: auto;
    height: 36px;
    transform: translateX(-30px);
  }
  .header-book-img {
    bottom: -30px;
    left: 0;
    width: 28.1%;
    max-width: 284px;
    height: 55%;
  }
  .header-rinaty-img {
    bottom: 0;
    left: calc(50% + 205px);
    background-image: url(../images/header-rinaty.png);
    width: 251px;
    height: 340px;
  }
}

/* tab */
@media screen and (min-width: 600px) and (max-width: 849px) {
  .campaign-period img {
    transform: translateX(-60px);
  }
  .header-rinaty-img {
    left: calc(47.5% + 185px);
    width: 30%;
    height: 40vw;
  }
}



/***** main *****/
.site-header, .site-main {
  overflow: hidden;
}
@media (min-width: 850px) {
  .section-inner {
    margin: 0 auto;
    width: 1000px;
  }
}
.section-text {
  margin: 0 auto;
}
.button {
  margin: 0 auto;
}
.button a {
  position: relative;
}
.button a::before {
  content: '';
  position: absolute;
  display: block;
  background-image: url(../images/button-board.svg);
  background-repeat: no-repeat;
  background-size: contain;
  transition: .3s;
  z-index: -1;
}
.button a img {
  transition: .3s;
}
.button a img:hover {
  transform: scale(1.1);
}

.wave-ttl {
  position: relative;
}
.wave-ttl::before, .wave-ttl::after {
  content: '';
  position: absolute;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center center;
}
.wave-ttl::after {
  transform: scale(1, -1);
}
/* sp */
@media (max-width: 599px) {
  .button {
    width: 280px;
  }
  .button a img {
    animation: anim 1s infinite ease-in-out 0s alternate;
  }
  .button a::before {
    bottom: 64px;
    left: 10px;
    width: 91px;
    height: 84px;
  }
  @keyframes anim {
    0% {
      transform: scale(1);
    }
    100% {
      transform: scale(1.1);
    }
  }
}
/* tab & pc */
@media screen and (min-width: 600px) {
  .button {
    width: 459px;
  }
  .button a::before {
    bottom: 106px;
    left: 20px;
    width: 117px;
    height: 117px;
  }
}


/*** .section-prize ***/
.section-prize {
  position: relative;
}
.prize-header p {
  font-size: 30px;
  font-weight: bold;
  text-align: center;
}
/* sp */
@media (max-width: 599px) {
  .section-prize {
    padding-top: 217px;
    padding-bottom: 250px;
  }
  .photo-1 {
    top: 20px;
    right: calc(50% - 43px);
    width: 213px;
  }
  .photo-2 {
    top: 44px;
    left: calc(50% + 19px);
    width: 153px;
  }
  .prize-header-ttl {
    margin: 20px auto 0;
    padding: 0 35px;
    max-width: 450px;
  }
  .prize-header p {
    margin-top: 24px;
    padding: 0 35px;
    line-height: 1.2;
  }
  .prize-header p span {
    display: inline-block;
  }
  .section-prize-text {
    margin-top: 20px;
    padding: 0 1em;
  }
  .section-prize-button {
    margin-top: 84px;
  }
  .photo-3 {
    bottom: 73px;
    right: calc(50% + 25px);
    width: 143px;
  }
  .photo-4 {
    bottom: 6px;
    left: calc(50% - 54px);
    width: 221px;
  }
}
/* tab & pc */
@media screen and (min-width: 600px) {
  .section-prize {
    position: relative;
    padding-top: 80px;
    padding-bottom: 82px;
  }
  .photo-1 {
    top: 45px;
    right: calc(50% + 250px);
  }
  .photo-2 {
    top: 80px;
    left: calc(50% + 250px);
  }
  .prize-header-ttl {
    margin: 0 auto;
    width: 503px;
  }
  .prize-header > p {
    margin-top: 40px;
  }
  .section-prize .section-text {
    margin-top: 32px;
    width: 475px;
  }
  .section-prize-button {
    margin-top: 120px;
  }
  .photo-3 {
    bottom: 110px;
    right: calc(50% + 220px);
  }
  .photo-4 {
    bottom: 46px;
    left: calc(50% + 240px);
  }
}
/* tab */
@media screen and (min-width: 600px) and (max-width: 849px) {
  .photo-1 {
    right: calc(50% + 220px);
    width: 370px
  }
  .photo-2 {
    left: calc(50% + 230px);
    width: 280px;
  }
  .photo-4 {
    bottom: 100px;
    left: calc(50% + 200px);
    width: 350px;
    z-index: -1;
  }
}


/*** .section-about ***/
.section-about {
  background-image: url(../images/dot-bg-bl.png);
}
.about-header-ttl {
  margin: 0 auto;
  font-size: 28px;
  font-weight: bold;
  text-align: center;
}
.about-header-text {
  position: relative;
  text-align: center;
  visibility: hidden;
}
.about-header-text::after {
  content: '';
  position: absolute;
  visibility: initial;
}
.icon-lines, .icon-note {
  position: relative;
  display: inline-block;
}
.icon-lines::before {
  content: '';
  position: absolute;
  background: url(../images/icon-lines.svg) no-repeat center center;
  background-size: 100%;
}
.icon-note::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: -1em;
  background: url(../images/icon-note.svg) no-repeat center center;
  background-size: cover;
}
.about-book-flex {
  display: flex;
  justify-content: space-around;
  justify-content: space-evenly;
  align-items: center;
  flex-wrap: wrap;
}
.book-new {
  position: relative;
}
.book-new::after {
  content: '';
  position: absolute;
  background: url(../images/icon-new.svg) no-repeat;
  background-size: contain;
}

.about-content-texts {
  background: #fff;
  border-radius: 18px;
}
.about-content-header {
  position: relative;
  padding: 8px 0;
  width: 100%;
  font-weight: bold;
  text-align: center;
}
.about-content-detail {
  font-weight: bold;
}
/* sp */
@media (max-width: 599px) {
  .section-about {
    padding-top: 80px;
    padding-bottom: 40px;
    background-position: 90px 130px;
  }
  .about-header-ttl {
    padding: 10px 0;
    width: 282px
  }
  .about-header-ttl::before, .about-header-ttl::after {
    top: -6px;
    left: 0;
    background-image: url(../images/wave-sp.svg);
    width: 100%;
    height: 8px;
  }
  .about-header-ttl::after {
    top: auto;
    bottom: -6px;
  }
  .about-header-ttl span {
    display: block;
  }
  .about-header-ttl span:first-child {
    transform: translateX(-14px);
  }
  .about-header-text {
    margin-top: 28px;
    padding: 0 .775em;
    min-height: 197px;
    font-size: 38px;
    line-height: 1.2;
  }
  .about-header-text::after {
    top: 0;
    left: 0;
    background: url(../images/500k-sp.svg) no-repeat center center;
    width: 100%;
    height: 100%;
  }
  .icon-lines::before {
    top: -20px;
    left: -30px;
    width: 34px;
    height: 34px;
  }
  .icon-note::after {
    bottom: 8px;
    right: -42px;
    width: 34px;
    height: 34px;
  }
  .about-book-flex {
    margin-top: 54px;
    padding: 0 12px 0 16px;
  }
  .about-1 {
    margin-right: 5px;
    width: 40%;
    max-width: 184px;
  }
  .about-2 {
    margin-left: 5px;
    width: 55%;
    max-width: 219px;
  }
  .about-3 {
    width: 100%;
    max-width: 432px;
  }
  .book-new::after {
    top: -28px;
    left: -28px;
    width: 58px;
    height: 58px;
  }

  .about-content-flex {
    margin-top: 26px;
  }
  .about-content-texts {
    position: relative;
    margin: 0 auto;
    padding: 40px 16px;
    width: calc(100% - 40px);
  }
  .about-content-header {
    position: absolute;
    top: 40px;
    left: calc(50% - 140px);
    width: 280px;
  }
  .about-content-header::before, .about-content-header::after {
    top: -6px;
    left: 0;
    background-image: url(../images/wave-sp2.svg);
    width: 100%;
    height: 8px;
  }
  .about-content-header::after {
    top: auto;
    bottom: -6px;
  }
  .about-content-detail {
    margin-top: 116px;
  }
  .about-content-img {
    position: relative;
    margin: -16px auto 0;
    width: calc(100% - 8px);
    max-width: 430px;
  }
}
/* tab & pc */
@media screen and (min-width: 600px) {
  .section-about {
    padding-top: 120px;
    background-position: 80px 80px;
  }
  .about-header {
    position: relative;
  }
  .about-header::before, .about-content-flex::after {
    content: '';
    position: absolute;
    top: -109px;
    left: -94px;
    width: 237px;
    height: 272px;
    background: url(../images/star-pc.svg) no-repeat center center;
    transform: rotate(-17deg);
  }
  .about-header::after, .about-content-flex::before {
    content: '';
    position: absolute;
    top: 0;
    left: calc(50% + 420px);
    width: 236px;
    height: 237px;
    background: url(../images/note-pc.svg) no-repeat center center;
    transform: rotate(-349deg);
    z-index: 1;
  }
  .about-header-ttl {
    padding: 10px 0;
    width: 522px
  }
  .about-header-ttl::before, .about-header-ttl::after {
    top: -6px;
    left: 0;
    background-image: url(../images/wave-pc.svg);
    width: 100%;
    height: 8px;
    z-index: 1;
  }
  .about-header-ttl::after {
    top: auto;
    bottom: -6px;
  }
  
  .about-flex-box {
    display: flex;
    flex-direction: column;
  }
  .about-header-text {
    order: 2;
    font-size: 57px;
    margin: 0 auto;
    padding: 0 58px;
    width: 90%;
    max-width: 687px;
    line-height: 1.5;
    white-space: nowrap;
  }
  .about-header-text::after {
    top: 0;
    left: 0;
    background: url(../images/500k-pc.svg) no-repeat center center;
    width: 100%;
    height: 100%;
  }
  .icon-lines::before {
    top: -10px;
    left: -30px;
    width: 40px;
    height: 40px;
  }
  .icon-note::after {
    bottom: 20px;
    right: -43px;
    width: 42px;
    height: 42px;
  }
  .about-book-flex {
    order: 1;
    margin-top: 70px;
    padding: 0 10px;
  }
  .about-1 {
    margin-right: 5px;
    width: 184px;
  }
  .about-2 {
    margin-left: 5px;
    width: 219px;
  }
  .about-3 {
    position: relative;
    width: 432px;
    z-index: 2;
  }
  .book-new::after {
    top: -28px;
    left: -28px;
    width: 58px;
    height: 58px;
  }

  .about-content-flex {
    position: relative;
    display: flex;
    justify-content: space-between;
    margin-top: 20px;
    padding-bottom: 20px;
  }
  .about-content-flex::before {
    left: auto;
    right: calc(50% + 400px);
    transform: rotate(-21deg);
  }
  .about-content-flex::after {
    top: 160px;
    left: calc(50% + 460px);
    transform: rotate(-336.6deg);
  }
  .about-content-texts {
    margin-left: 100px;
    padding: 40px 16px 24px;
    width: 410px;
    height: 430px;
  }
  .about-content-header::before, .about-content-header::after {
    top: -6px;
    left: 0;
    background-image: url(../images/wave-pc2.svg);
    width: 100%;
    height: 8px;
  }
  .about-content-header::after {
    top: auto;
    bottom: -6px;
  }
  .about-content-detail {
    margin-top: 24px;
  }
  .about-content-img {
    margin: -10px 30px 0 10px;
  }
}
/* tab */
@media screen and (min-width: 600px) and (max-width: 849px) {
  .about-book-flex {
    justify-content: center;
  }
  .about-1 {
    margin-right: 12px;
  }
  .about-2 {
    margin-left: 12px;
  }
  .about-3 {
    margin: 10px 30px 0;
  }

  .about-header::before, .about-header::after {
    display: none;
  }
  .about-content-flex {
    align-items: center;
  }
  .about-content-texts {
    margin-left: 20px;
    width: 55%;
    height: auto;
  }
  .about-content-img {
    margin-right: 10px;
    width: 40%;
  }
}


/*** .section-fietures ***/
.fietures-header-ttl {
  margin: 0 auto;
  font-size: 28px;
  font-weight: bold;
  text-align: center;
}
.fieture-ttl {
  margin: 0 auto;
  max-width: 240px;
}
.fieture-ttl-txt {
  position: relative;
  font-size: 24px;
  font-weight: bold;
  text-align: center;
}
.fieture-ttl-txt::after {
  content: '';
  position: absolute;
  bottom: -36px;
  left: calc(50% - 118px);
  background: url(../images/balloon-pi.svg) no-repeat center top;
  width: 232px;
  height: 44px;
}
.fieture-1 .fieture-ttl-txt {
  font-size: 20px;
  line-height: 1.4;
}
.fieture-det {
  margin-top: 48px;
}
/* sp */
@media (max-width: 599px) {
  .section-fietures {
    position: relative;
    padding-top: 260px;
    padding-bottom: 300px;
  }
  .photo-5 {
    top: 0;
    left: -3px;
    width: 197px;
  }
  .photo-6 {
    top: 90px;
    right: -13px;
    width: 254px;
  }
  .fietures-header-ttl {
    padding: 16px 0;
    width: 283px;
    line-height: 1.3;
  }
  .fietures-header-ttl::before, .fietures-header-ttl::after {
    top: -6px;
    left: 0;
    background-image: url(../images/wave-sp3.svg);
    width: 100%;
    height: 8px;
  }
  .fietures-header-ttl::after {
    top: auto;
    bottom: -6px;
  }
  .fietures-list {
    margin: 40px auto 0;
    padding: 0 20px;
  }
  .fieture-item + .fieture-item {
    margin-top: 80px;
  }
  .fieture-ttl-txt {
    margin-top: 16px;
  }
  .section-fieture-button {
    margin-top: 100px;
  }/* 
  .photo-7, .photo-8 {
    position: static;
    display: block;
    margin: 0 auto;
  }
  .photo-7 {
    margin-top: -18px;
    width: 96.9%;
    max-width: 371px;
  }
  .photo-8 {
    margin-top: -108px;
    width: 100%;
    max-width: 383px;
  } */
  .photo-7 {
    bottom: 80px;
    right: calc(50% - 60px);
    width: 260px;
  }
  .photo-8 {
    bottom: 0;
    left: calc(50%);
    width: 220px;
  }
}

/* tab & pc */
@media screen and (min-width: 600px) {
  .section-fietures {
    position: relative;
    margin-top: 150px;
    margin-bottom: 100px;
  }
  .fietures-header {
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    max-width: 690px;
  }
  .fietures-header-ttl {
    padding: 13px 0 10px;
    width: 100%;
    line-height: 1.3;
  }
  .fietures-header-ttl span {
    display: inline-block;
  }
  .fietures-header-ttl::before, .fietures-header-ttl::after {
    top: -6px;
    left: 0;
    background-image: url(../images/wave-pc3.svg);
    width: 100%;
    height: 8px;
  }
  .fietures-header-ttl::after {
    top: auto;
    bottom: -6px;
  }
  .photo-5 {
    top: -98px;
    right: calc(50% + 292px);
  }
  .photo-6 {
    top: -130px;
    left: calc(50% + 308px);
  }
  .fietures-list {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin: 80px auto 0;
    width: 100%;
    max-width: 810px;
  }
  .fieture-item {
    width: 240px;
  }
  .fieture-ttl-txt {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    margin-top: 16px;
    min-height: 56px;
  }
  .fieture-det {
    padding: 0 5px;
  }
  .section-fieture-button {
    margin-top: 132px;
  }

  .photo-7 {
    bottom: -55px;
    right: calc(50% + 220px);
  }
  .photo-8 {
    bottom: -82px;
    left: calc(50% + 205px);
  }
}

/* tab */
@media screen and (min-width: 600px) and (max-width: 849px) {
  .fietures-list {
    justify-content: space-around;
    justify-content: space-evenly;
    padding: 0 20px;
  }
  .fieture-item {
    margin: 0 16px;
  }
  .fieture-item:last-child {
    margin-top: 48px;
  }
  .photo-7 {
    bottom: 180px;
    right: calc(50% + 120px);
  }
  .photo-8 {
    bottom: 77px;
    left: calc(50% + 75px);
  }
}


/*** .section-terms ***/
.section-terms {
  position: relative;
  background-image: url(../images/dot-bg-pn.png);
  z-index: 1;
}
.terms-header-ttl {
  margin: 0 auto;
  padding: 14px 0 12px;
  width: 152px;
  font-size: 28px;
  font-weight: bold;
  text-align: center;
  line-height: 1.3;
}
.terms-header-ttl::before, .terms-header-ttl::after {
  top: -6px;
  left: 0;
  background-image: url(../images/wave-4.svg);
  width: 100%;
  height: 8px;
}
.terms-header-ttl::after {
  top: auto;
  bottom: -6px;
}
.terms-text {
  margin-top: 20px;
  line-height: 1.8;
}
.terms-text h3 {
  padding: 20px 0 4px;
  font-size: 1.0625em;
}
.terms-text ul {
  margin-left: 1em;
  list-style: disc;
}
.terms-text li, .terms-text p {
  line-height: 1.4;
}
.terms-text li + li {
  margin-top: .25em;
}
ul.notice {
  margin-top: 8px;
}
ul.notice li {
  list-style: none;
  font-size: .8em;
}
ul.notice li::before {
  content: '※';
  margin-left: -1em;
}
/* sp */
@media (max-width: 599px) {
  .section-terms {
    padding: 30px 0 90px;
    background-position: 20px 45px;
  }
  .photo-9, .photo-10 {
    position: static;
    display: block;
    margin: 0 auto;
  }
  .photo-9 {
    width: 95%;
    max-width: 402px;
  }
  .terms-header {
    margin-top: 28px;
  }
  .terms-text {
    padding: 0 20px;
  }
  .photo-10 {
    margin-top: 30px;
    width: 100%;
    max-width: 363px;
  }

  .section-terms-button {
    margin-top: 80px;
  }
}

/* tab & pc */
@media screen and (min-width: 600px) {
  .section-terms {
    padding: 120px 0 50px;
    background-position: -40px 70px;
  }
  .photo-9 {
    top: 90px;
    left: calc(50% + 303px);
  }
  .terms-text {
    margin: 50px auto 0;
    padding: 0 20px;
    max-width: 640px;
  }
  .photo-10 {
    bottom: 270px;
    right: calc(50% + 340px);
  }
  .section-terms-button {
    margin-top: 150px;
  }
}

/* tab */
@media screen and (min-width: 600px) and (max-width: 849px) {
  .photo-9 {
    top: -100px;
    left: calc(50% + 120px);
  }
  .photo-10 {
    bottom: 70px;
    right: calc(50% + 200px);
    width: 300px;
    z-index: -1;
  }
}


/***** footer *****/
.site-footer {
  position: relative;
}
.site-footer p {
  text-align: center;
}
.site-footer a {
  color: #000;
}
.footer-campaign {
  font-weight: bold;
}
.copyright {
  background-color: #ff5a96;
  color: #fff;
  height: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.copyright-txt {
  display: flex;
  justify-content: center;
  align-items: center;}

/* sp */
@media (max-width: 599px) {
  .site-footer {
    margin-top: 55px;
  }
  .footer-campaign {
    margin-bottom: 10px;
    font-size: 17px;
  }
  .footer-text {
    font-size: 12px;
  }
  .copyright {
    margin-top: 160px;
    line-height: 1;
  }
  .copyright-txt {
    flex-direction: column;
    width: 100%;
    padding-left: 45%;
    max-height: 2.2em;
    font-size: 8px;
    line-height: 1;
  }

  .footer-rinaty {
    bottom: 0;
    right: 47%;
    width: 170px;
  }
  .footer-book {
    bottom: 52px;
    left: calc(50% - 16px);
    width: 163px;
  }


}

/* tab & pc */
@media screen and (min-width: 600px){
  .site-footer {
    padding-top: 40px;
    z-index: 2;
  }
  .footer-campaign {
    margin-bottom: 16px;
    font-size: 25px;
    line-height: 1.4;
  }
  .footer-text {
    line-height: 1.65;
  }
  .copyright {
    margin-top: 16px;
  }
  .copyright-txt {
    font-size: 13px;
  }
  .footer-rinaty {
    bottom: 0;
    right: calc(50% + 210px);
  }
  .footer-book {
    bottom: 2px;
    left: calc(50% + 200px);
  }
}

/* tab */
@media screen and (min-width: 600px) and (max-width: 849px) {
  .site-footer {
    overflow: hidden;
  }
  .footer-rinaty {
    width: 200px;
    right: calc(50% + 190px);
  }
  .footer-book {
    width: 240px;
    left: calc(50% + 190px);
    bottom: 40px;
  }
}