@charset "UTF-8";
/* ==========================================
   Template: 空にうたえば（https://do.gt-gt.org/）
   Copyright: 2019 do
   利用規約を遵守の上お使いください。二次配布・販売を禁じます。
   ========================================== */
/* ==========================================
  リセットCSS
  基本的には触らないでください
  ========================================== */
ol,
ul {
  list-style: none;
}

h1,
h2,
h3,
h4,
h5,
img,
p {
  margin: 0;
  padding: 0;
}

/* ==========================================
  以下、デザインを決める記述です
   ========================================== */
body {
  background-color: #ffffff;
  font-family: YuGothic,'Yu Gothic','TsukuBRdGothic-Regular','Hiragino Kaku Gothic ProN','ヒラギノ角ゴ ProN W3','Cambria Math','Avenir',sans-serif;
  max-width: auto;
  overflow-x: hidden;
}

dl {
  display: -webkit-box;
  display: flex;
  flex-wrap: wrap;
}

dl dd,
dl dt {
  display: block;
}

.container {
  display: block;
  /* コンテンツの背景色 */
  width: 100%;
}

.container .row .col-sm-9 {
  width: 100%;
}

main {
  width: 100%;
}


a {
  text-decoration: none;
  color: #479bbd;
  /* リンクの色 */
}

a:hover {
  -webkit-filter: brightness(120%);
          filter: brightness(120%);
  /* リンクをホバーすると色が明るくなります */
}

p,
ul {
  font-size: 14px;
  padding-left: 20px;
  padding-right: 30px;
}

@media (max-width: 575px) {
  p,
  ul {
    padding-left: 10px;
    padding-right: 10px;
  }
}

h4 {
  color: #5a3cbe;
  padding-left: 10px;
}

.margin-top {
  margin-top: 30px;
}

.margin-bottom {
  margin-bottom: 30px;
}

img {
  max-width: 100%;
}

img + img {
  margin-left: 5px;
}

p a img .p-icon {
  max-width: 100px;
}

.p-sel-lang {
  font-size: 20px;
}

h2 {
  font-size: 130%;
  font-weight: normal;
  margin: 20px 5px;
  width: 95%;
}

h2:after {
  content: '';
  display: block;
  width: 100%;
  position: relative;
  top: 3px;
  height: 5px;
  /* ここから見出しの下線のストライプ */
  background-size: auto auto;
  background-color: #221989;
  background-image: repeating-linear-gradient(135deg, transparent, transparent 2px, #a9d2f5 2px, #a9d2f5 3px);
  /* ここまで見出しの下線のストライプ */
}

@media (max-width: 575px) {
  h2 {
    font-size: 110%;
  }
}

.row > h2 {
  padding-left: 15px;
  padding-right: 15px;
}

h3 {
  font-weight: normal;
  font-size: 100%;
  display: block;
  margin: 30px auto 15px 15px;
  width: 80%;
}

h3:before {
  content: '';
  display: block;
  float: left;
  width: 6px;
  height: 30px;
  position: relative;
  top: 0;
  right: 13px;
  /* ここから見出しの下線のストライプ */
  background-size: auto auto;
  background-color: #1b1d74;
  background-image: repeating-linear-gradient(135deg, transparent, transparent 2px, #cedff6 2px, #cedff6 3px);
  /* ここまで見出しの下線のストライプ */
}

input[type=submit] {
  /* ここから背景のストライプ */
  background-size: auto auto;
  background-color: #90e9f7;
  background-image: repeating-linear-gradient(135deg, transparent, transparent 2px, #8173df 2px, #8173df 3px);
  /* ここまで背景のストライプ */
  border: 1px solid #8173df;
  padding: 2px 8px;
  font-size: 12px;
}

input[type=submit]:focus {
  outline: none;
}

header img.heroimg {
  -o-object-fit: cover;
     object-fit: cover;
  width: 100%;
  height: 400px;
}

@media (max-width: 575px) {
  header img.heroimg {
    height: 200px;
  }
  header h1 {
    font-size: 150%;
  }
  header p {
    font-size: 12px;
  }
}

header .container {
  padding: 0;
}

header .wrapper {
  position: relative;
}

/* Media query for small screens (less than 481px) */
@media (max-width: 480px) {
  header .wrapper .logo-pc {
      display: none;
  }
}

/* Media query for larger screens (greater than or equal to 481px) */
@media (min-width: 481px) {
  header .wrapper .logo-m {
      display: none;
  }

  header #select-lang {
      margin-right: 20px; /* Add some spacing between logo and language selector */
  }
}

header .wrapper .inner {
  position: absolute;
  top: 5%;
  margin-left: 5%;
}

header a img:after {
  filter: brightness(120%);
}

header h1,
header p {
  color: #5264CC;
  padding: 0;
/*  -webkit-filter: drop-shadow(0 0 4px #c0c5cf);
          filter: drop-shadow(0 0 4px #c0c5cf);*/
}

#text header img.heroimg {
  height: 50px;
}

#nav-container {
  /* ここから１カラムデザインのメニューバースクロール追従 */
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.9);
  z-index: 1000;
  /* ここまで１カラムデザインのメニューバースクロール追従。不要なら削除してください */
}

#nav-container nav {
  display: -webkit-box;
  display: flex;
  justify-content: space-around;
  padding: 10px;
  margin: 14px auto;
  border-top: 1px solid #9ebefa;
  border-bottom: 1px solid #9ebefa;
}

#nav-container nav ul {
  display: flex;
  justify-content: space-around;
  padding: 0;
  margin: 0;
  width: 85%;
  list-style: none;
  position: relative;
}

#nav-container nav ul li {
  position: relative;
	font-size: 14px;
}

#nav-container nav ul li ul {
  position: absolute;
  top: 100%;
  left: 0;
  display: none;
  background-color: #ffffff;
  padding: 3px;
  border: 1px solid #ddd;
  width: 120px;
}

#nav-container nav ul li ul .nav-works {
  position: absolute;
  top: 100%;
  left: 0;
  display: none;
  background-color: #ffffff;
  padding: 3px;
  border: 1px solid #ddd;
  width: 120px;
}

#nav-container nav ul li ul .nav-post {
  position: absolute;
  top: 100%;
  left: 0;
  display: none;
  background-color: #ffffff;
  padding: 3px;
  border: 1px solid #ddd;
  width: 120px;
}

#nav-container nav ul li ul .nav-shop {
  position: absolute;
  top: 100%;
  left: 0;
  display: none;
  background-color: #ffffff;
  padding: 3px;
  border: 1px solid #ddd;
  width: 100px;
}

#nav-container nav ul li:hover ul {
  display: block;
}

#nav-container nav ul li a {
  display: block;
  padding: 5px;
  text-decoration: none;
  color: #333;
}

#nav-container nav ul li a:hover {
  background-color: #b9c1ff;
}

#nav-container nav ul li a img{
  max-width: 20%;
}

@media (max-width: 480px){
  #nav-container nav ul li a img{
    max-width: 55%;
  }  
}

.sidebarinner {
  padding: 20px;
  /* ここから２カラムデザインのPC閲覧時サイドバースクロール追従 */
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  /* ここまで２カラムデザインのPC閲覧時サイドバースクロール追従。不要なら削除してください */
}

@media (min-width: 481px) {
  .sidebarinner ul li {
    font-size: 16px;
    display: inline;
  }
}

@media (max-width: 991px) {
  .sidebarinner {
    padding: 20px 0;
  }
}

.sidebarinner ul {
  padding: 0 0 20px;
}

.sidebarinner p {
  padding: 0 0 20px;
}

@media (max-width: 575px) {
  #sidebar {
    /* ここから１カラムデザインのメニューバースクロール追従 */
    position: -webkit-sticky;
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.9);
    z-index: 1000;
    /* ここまで１カラムデザインのメニューバースクロール追従。不要なら削除してください */
  }
  #sidebar .sidebarinner {
    padding: 0;
  }
  #sidebar nav {
    display: -webkit-box;
    display: flex;
    justify-content: space-around;
    padding: 10px;
    margin: 10px auto;
    border-top: 1px solid #c0c5cf;
    border-bottom: 1px solid #c0c5cf;
    position: relative;
  }
  
  #sidebar nav ul {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-around;
    padding: 0;
    width: calc(100% - 80px);
  }
  
  #sidebar nav ul li {
    position: relative;
  }
  
  #sidebar nav ul li a {
    display: block;
  }
  
  #sidebar nav ul ul {
    position: absolute;
    top: 100%;
    left: 0;
    display: none;
    background-color: #f0f0f0;
    padding: 10px;
  }
  
  #sidebar nav ul li:hover > ul {
    display: block;
  }  
}

.updateinfo {
  background: #e5e6fa;
  padding: 10px;
  width: 95%;
  overflow: hidden;
  font-size: 14px;
  margin: 20px auto;
  border-radius: 4px;
}

.updateinfo .inner {
  height: 350px;
  overflow-y: scroll;
}

.updateinfo .inner::-webkit-scrollbar {
  width: 5px;
}

.updateinfo .inner::-webkit-scrollbar-track {
  background: #e9e8fa;
}

.updateinfo .inner::-webkit-scrollbar-thumb {
  background: #ffffff;
  border-radius: 2px;
}

.updateinfo .inner dt {
  width: 120px;
}

.updateinfo .inner dd {
  width: calc(100% - 120px);
}


@media (max-width: 575px) {
  .updateinfo .inner {
    font-size: 12px;
  }
  .updateinfo .inner dt {
    width: 80px;
  }
}


.updateinfo .inner-b dt {
  width: 100px;
  float: left;
}

.updateinfo .inner-b dd {
  width: calc(100% - 100px);
}


@media (max-width: 575px) {
  .updateinfo .inner {
    font-size: 12px;
  }
  .updateinfo .inner dt {
    width: 80px;
  }
}

ul.link01 {
  display: -webkit-box;
  display: flex;
  flex-wrap: wrap;
  -webkit-box-pack: start;
          justify-content: flex-start;
  margin: 10px 0;
  text-align: center;
}

ul.link01 li {
  margin-right: 8px;
  margin-top: 5px;
  width: 200px;
}

ul.link02 {
  display: -webkit-box;
  display: flex;
  flex-wrap: wrap;
}

ul.link02 li a {
  display: block;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
}

ul.link02 li:not(:last-of-type) {
  padding-right: 5px;
  margin-right: 5px;
  border-right: 1px solid #ece8fa;
}

ul.link-doujin {
  display: -webkit-box;
  display: flex;
  flex-wrap: wrap;
  -webkit-box-pack: start;
          justify-content: flex-start;
  margin: 10px 0;
  text-align: center;
}

ul.link01 li {
  margin-right: 8px;
}

footer {
  width: 100%;
}

footer .container {
  width: 100%;
  padding: 5px 10px;
  background: #989898;
  color: #ddd;
  font-size: 12px;
}

footer .container .snsLink img {
  width: 70px;
  padding: 3px;
}

footer .container a {
  color: #ddd;
}

footer a.home {
  text-decoration: none;
  color: #54c6ff;
  display: block;
  padding: 10px 20px;
  font-size: 14px;
}

footer ul.menu {
  list-style: none;
}

footer ul.menu li a {
  font-size: 14px;
  display: block;
  padding: 5px 0;
}

footer ul.menu li a:hover {
  color: #c0feff;
}

footer ul.menu ul {
  list-style: none;
}

hr {
  height: 1px;
  background-color: #ced7f8;
  width: 80%;
  border: none;
  margin: 40px auto;
}

h2.h2-a {
  margin: 30px auto 40px;
  text-align: center;
  border-top: solid 1px #121578;
  border-bottom: solid 1px #cedbf6;
  padding: 10px;
}

h2.h2-a:after {
  display: none;
}

h2.h2-b {
  padding: 10px 20px;
  background: transparent;
  text-align: center;
  color: #000000;
}

h2.h2-b:before {
  content: '';
  height: 1px;
  width: 10%;
  display: inline-block;
  background: #000000;
  vertical-align: middle;
  margin-right: 30px;
}

h2.h2-b:after {
  content: '';
  height: 1px;
  width: 10%;
  display: inline-block;
  background: #000000;
  vertical-align: middle;
  margin-left: 30px;
}

h3.h3-a {
  padding: 10px 5px;
  background: transparent;
  color: #000000;
  border-left: none;
  border-bottom: 1px dotted #3a469f;
}

h3.h3-a:before {
  content: none;
}

h3.h3-b {
  border-left: none;
}

h3.h3-b:before {
  display: inline-block;
  float: none;
  width: auto;
  height: auto;
  position: initial;
  top: auto;
  right: auto;
  background-size: auto auto;
  background-color: transparent;
  background-image: none;
  content: '//';
  font-size: 105%;
  margin-right: 1em;
}

h3.h3-b:after {
  content: '//';
  font-size: 105%;
  margin-left: 1em;
}

ul.li-a {
  list-style: square inside;
  margin: 1em 0.5em;
}

ul.li-a li {
  margin-bottom: 0.5em;
}

ul.li-b {
  list-style: disc inside;
  margin: 1em 0.5em;
}

ul.li-b li {
  margin-bottom: 0.5em;
}

ol.li-a {
  list-style: decimal inside;
  margin: 1em 0.5em;
}

ol.li-a li {
  margin-bottom: 0.5em;
  margin-left: 1em;
}

ol.li-b {
  list-style: upper-alpha inside;
  margin: 1em 0.5em;
}

ol.li-b li {
  margin-bottom: 0.5em;
  margin-left: 1em;
}

ol.li-b li ol {
  list-style: lower-alpha inside;
  margin: 1em 0.5em;
}

ol.li-b li ol li {
  margin-bottom: 0.5em;
  margin-left: 1em;
}

.center {
  text-align: center;
}

span.pink {
  color: #fa3c72;
}

#text .atogaki p {
  color: #a1a1a1;
  font-size: 14px;
}

#text main h2 {
  margin: 20px auto 40px;
}

#text main p {
  line-height: 2em;
  font-size: 16px;
}

.page {
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: justify;
          justify-content: space-between;
  width: 90%;
  margin: 30px auto;
}

.page a {
  display: block;
  /* ここから背景のストライプ */
  background-size: auto auto;
  background-color: #FAD5EA;
  background-image: repeating-linear-gradient(135deg, transparent, transparent 2px, #95abec 2px, #95abec 3px);
  /* ここまで背景のストライプ */
  color: #333;
  padding: 3px 10px;
}

blockquote {
  background: #ededed;
  padding: 20px 30px;
  margin: 20px;
  font-size: 15px;
  font-style: italic;
}

@media (max-width: 575px) {
  .only-pc {
    display: none;
  }
}

/*表*/
table, td, th {
  border: 1px solid #dcdcdc;
  border-collapse: collapse;
}

td, th {
  padding: 5px 10px;
}

th {
  background: #fdffda;
}

table.center {
  margin: 20px auto;
}

.image-gallery {
  display: flex;
  flex-wrap: wrap;
}

.image-gallery img {
  border: 1px solid rgb(27, 19, 178);
  flex-grow: 1;
  object-fit: cover;
  height: 200px;
  margin: 0.2rem;
  border-radius: 4px;
}

/*カラム*/
.wrap {
  flex-wrap: wrap;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
          flex-direction: column;
}

@media (min-width: 768px) {
  .wrap {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
            flex-direction: row;
  }

@media (min-width: 768px) and (max-width: 1029px) {
  .container {
    max-width: 720px;
  }
}

@media (min-width: 1030px) {
  .container {
    max-width: 100%;
  }
}
}

.wrap {
  display: -webkit-box;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
          flex-direction: column;
}

.wrap .inner {
  -webkit-box-flex: 1;
          flex: 1;
  margin-bottom: 30px;
}

.wrap-3col {
  display: -webkit-box;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
          flex-direction: column;
}

.wrap-3col .inner {
  -webkit-box-flex: 1;
          flex: 1;
  margin-bottom: 30px;
}

@media only screen and (min-width: 768px) {
  .wrap {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
            flex-direction: row;
    -webkit-box-pack: justify;
            justify-content: space-between;
  }
  .wrap .inner {
    width: 46%;
    -webkit-box-flex: 0;
            flex: none;
  }
  .wrap-3col {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
            flex-direction: row;
    -webkit-box-pack: justify;
            justify-content: space-between;
  }
  .wrap-3col .inner {
    width: 31%;
    -webkit-box-flex: 0;
            flex: none;
  }

blockquote {
  background: #A9F5F2;
  margin: 2em 0;
  padding: 15px;
  border-left: 3px solid #045FB4;
}

blockquote > *:first-of-type {
  margin-top: 0;
}

blockquote > *:last-of-type {
  margin-bottom: 0;
}

.box {
  background: #40fcf9;
  margin: 2em 0;
  padding: 15px;
}

.box > *:first-of-type {
  margin-top: 0;
}

.box > *:last-of-type {
  margin-bottom: 0;
}


.marker-normal {
  background: linear-gradient(transparent 75%, #58FAAC 75%);
}
.marker-bold {
  background: linear-gradient(transparent 50%, #58FAAC 50%);
}
.marker-all {
  background: linear-gradient(transparent 0%, #58FAAC 0%);
}
}

/*展開できる要素*/
details {
  color: #0e0b61;
  background: #cee3f6;
  border-radius: 15px;
  padding-left: 10px;
}

details summary {
  display: block;
}

details p {
  color: black;
}

details strong {
  color: #0430b4;
}

details ol li {
  color: black;
}

/* to top */
a#totop {
  display: block;
  position: fixed;
  z-index: 10000;
  bottom: 0;
  right: 0;
  width: 60px;
  height: 60px;
  background: #006dd2;
  border-radius: 50%;
}

a#totop:before {
  content: '';
  display: block;
  width: 10px;
  height: 10px;
  border-top: 2px solid black;
  border-right: 2px solid black;
  -webkit-transform: rotate(-45deg);
          transform: rotate(-45deg);
  border-radius: 5%;
  margin: auto;
  position: absolute;
  right: 0;
  left: 0;
  top: 0;
  bottom: 0;
  -webkit-transition: .3s;
  transition: .3s;
}

a#totop:hover:before {
  -webkit-transform: translateY(-3px) rotate(-45deg);
          transform: translateY(-3px) rotate(-45deg);
}

.newsletter input[type="button"] {
  margin: 0 0 5px;
  font-size: 14px;
  border: 1px solid #acb7f2;
  padding: 3px 5px;
}

.newsletter input[type=text] {
  margin: 0 0 5px;
  font-size: 14px;
  border: 1px solid #acc7f2;
  padding: 3px 5px;
  width: 80%;
}

button, input, select, textarea {
  background-color: #fff;
  border: 1px solid #acb7f2;
}

.link-container {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
}

.icon-link {
  border: 1px solid #ccc; /* 枠のスタイル */
  padding: 10px; /* 内側の余白 */
  margin: 5px;
  width: 30%;
  border-radius: 10px;
}

.icon-link a {
  display: flex;
  align-items: flex-start; /* 上に揃える */
  text-decoration: none;
  color: black;
  width: 100%;
}

.icon-link .icon {
  width: 20%; /* リンク幅の20% */
  margin-right: 10px;
}

.text-container {
  display: flex;
  flex-direction: column;
}

.icon-link a:hover {
  text-decoration: underline;
}

@media (max-width: 480px) {
  .link-container {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
  }
  
  .icon-link {
    border: 1px solid #ccc; /* 枠のスタイル */
    padding: 10px; /* 内側の余白 */
    margin: 5px;
    width: 100%;
    border-radius: 10px;
  }
  
  .icon-link a {
    display: flex;
    align-items: flex-start; /* 上に揃える */
    text-decoration: none;
    color: black;
    width: 100%;
  }
  
  .icon-link .icon {
    width: 30%; /* リンク幅の20% */
    margin-right: 10px;
  }
  
  .text-container {
    display: flex;
    flex-direction: column;
  }
  
  .icon-link a:hover {
    text-decoration: underline;
  } 
}


/*lang-menu*/
#lang-menu {
  display: block;
  position: fixed;
  z-index: 10000;
  bottom: 60px;
  right: 0;
  width: 60px;
  height: 60px;
  background: #006dd2;
  border-radius: 50%;
}

#lang-menu ul {
  list-style-type: none;
  margin: 0; /* 余分なマージンを削除 */
  padding: 0;
  display: none;
  position: fixed;
  bottom: 60px;
  right: 0;
}

#lang-menu.open ul {
  display: block; /* ulがクリックされたときに表示 */
}

#lang-menu ul img {
  width: 75%;
  display: block;
  margin: 12px 0 10px 8px; /* 画像を中央に配置 */
}

#lang-menu ul li {
  display: block;
  margin: 0;
  width: 60px;
  height: 60px;
  background: #006dd2;
  border-radius: 50%;
  transition: transform 0.3s;
}

#lang-menu ul li img {
  width: 75%;
  display: block;
  margin: 12px 0 10px 8px; /* 画像を中央に配置 */
}

#lang-menu button {
  background: none;
  border: none;
  cursor: pointer;
}

/*漫画レイアウト*/
@media screen and (max-width:480px){

#comics {
  text-align: center;
  padding: auto;
  width: calc(100% - 3px);
}

#comics img {
  text-align: center;
  width: 100%;
}

}


@media screen and (min-width:481px){

#comics {
  text-align: center;
  padding: 0 10%;
  width: calc(100% - 3px);
}

#comics img {
  text-align: center;
  width: 60%;
}

}

.book {
  display: -webkit-box;
  display: flex;
  width: 80%;
  max-width: 800px;
  margin: 80px auto;
}

.book:nth-child(2n+1) {
  -webkit-box-orient: horizontal;
  -webkit-box-direction: reverse;
  flex-direction: row-reverse;
}

.book .book__image {
  margin: 0 20px;
  -webkit-box-flex: 0;
  flex: 0 0 40%;
}

.book .book__discription h4 {
  margin-top: 0;
}

@media (max-width: 991px) {
  .book {
    width: 100%;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    flex-direction: column;
  }

  .book:nth-child(2n+1) {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    flex-direction: column;
  }

  .book:not(:last-of-type) {
    border-bottom: 1px solid #cccccc;
    padding-bottom: 60px;
  }

  .book .book__image {
    margin: 0 auto 20px;
    max-width: 300px;
  }
}

dl.book-01 {
  margin: 20px 0;
}

dl.book-01 dt {
  width: 100px;
  font-weight: 600;
  margin-bottom: 10px;
}

dl.book-01 dd {
  width: calc(100% - 100px);
  margin: 0;
  margin-bottom: 10px;
}

a.btn {
  display: block;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  padding: 10px 30px;
  background: gray;
  color: #ffffff;
  margin: 20px auto;
  -webkit-transition: .2s;
  transition: .2s;
}

a.btn:hover {
  background: #b3b3b3;
  -webkit-transition: .2s;
  transition: .2s;
}

a.btn.white {
  background: #ffffff;
  color: #000000;
}

a.btn.white:hover {
  color: #333333;
  -webkit-transition: .2s;
  transition: .2s;
}

a.btn.black {
  background: #000000;
}

a.btn.black:hover {
  background: #262626;
  -webkit-transition: .2s;
  transition: .2s;
}

a.btn.pink {
  background: #fa3c72;
}

a.btn.pink:hover {
  background: #fc87a8;
  -webkit-transition: .2s;
  transition: .2s;
  color: #ffffff;
}

a.btn.blue {
  background: #4169e1;
}

a.btn.blue:hover {
  background: #839deb;
  -webkit-transition: .2s;
  transition: .2s;
  color: #ffffff;
}

span.pink {
  color: #fa3c72;
}

.calendar-iframe {
  border: 0;
  max-width: 800px;
  width: 100%;
}

@media (max-width: 480px) {
  .calendar-iframe {
    max-width: 400px;
  }
}