* {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

img {
  width: 100%;
  max-width: 100%;
  height: auto;
  vertical-align: bottom;
}

a {
  text-decoration: none;
  color: #101721;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

p,
h1,
h2,
dd,
dl {
  margin: 0;
}

input,
select {
  display: inline-block;
  padding: 5px 5px;
  line-height: 1.4;
  max-width: 100%;
  font-size: 1.4rem;
  background-color: #f1f1f3;
  border: 1px solid #d2d3d3;
  border-radius: 2px;
}

button {
  border: none;
  cursor: pointer;
}

section {
  scroll-margin-top: 80px;
}

.header {
  font-size: 1rem;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  background-color: #d3dffc;
  width: 100%;
  height: 84px;
}
.header-container {
  display: flex;
  display: -webkit-box;
  /*Android4.3*/
  /*Firefox21*/
  display: -ms-flexbox;
  /*IE10*/
  /*PC-Safari,iOS8.4*/
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  width: 88.7994143485%;
  margin: 0 auto;
  padding: 1.1em 0;
}
.header-wrap {
  display: flex;
  display: -webkit-box;
  /*Android4.3*/
  /*Firefox21*/
  display: -ms-flexbox;
  /*IE10*/
  /*PC-Safari,iOS8.4*/
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}
.header-logo {
  max-width: 130px;
  min-width: 130px;
}

.gnav {
  display: flex;
  display: -webkit-box;
  /*Android4.3*/
  /*Firefox21*/
  display: -ms-flexbox;
  /*IE10*/
  /*PC-Safari,iOS8.4*/
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  font-weight: bold;
}
.gnav-list {
  display: flex;
  display: -webkit-box;
  /*Android4.3*/
  /*Firefox21*/
  display: -ms-flexbox;
  /*IE10*/
  /*PC-Safari,iOS8.4*/
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}
.gnav-list ._left {
  padding-right: 6em;
}
.gnav-item {
  color: #101721;
  padding-right: 2.4em;
}
.gnav-item:last-child {
  padding-right: 30px;
}
.gnav-item._img {
  width: 45px;
  height: auto;
  padding-right: 1em;
}
.gnav-item._name {
  font-size: 1.1875rem;
  font-weight: bold;
}
.gnav-link._current {
  color: #0094ff;
}
.gnav-link:hover {
  cursor: pointer;
}
.gnav-button {
  background-color: transparent;
  border: none;
  cursor: pointer;
  outline: none;
  padding: 0;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  font-size: 1rem;
  font-weight: bold;
  color: #005389;
}
@media screen and (max-width: 769px) {
  .gnav {
    display: none;
  }
}

body {
  font-family: 'Lato', 'Noto Sans JP', sans-serif;
  margin: 0;
  color: #2b546a;
  width: 100%;
  background-color: rgba(227, 241, 255, 0.55);
}

p {
  margin: 0;
}

h1,
h3,
h4 {
  margin: 0;
}

ol,
ul {
  padding: 0;
  margin: 10px 0 20px 30px;
}

li {
  margin-bottom: 8px;
}

label {
  font-weight: bold;
}

/* .main {
  background: rgba(227, 241, 255, 0.55);
} */

.container {
  max-width: 1200px;
  margin: auto;
}

.container-inner {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  margin: 0 20px;
}

.content-left {
  width: 75%;
}
@media screen and (max-width: 991px) {
  .content-left {
    width: 100%;
  }
}

.content-right {
  margin-left: 30px;
  width: 25%;
}
@media screen and (max-width: 991px) {
  .content-right {
    display: none;
  }
}

.page-title {
  padding-top: 60px;
}
@media screen and (max-width: 769px) {
  .page-title {
    padding-top: 30px;
  }
}

.h1-top {
  text-align: center;
  margin-bottom: 10px;
  color: rgba(0, 0, 0, 0.8196078431);
  font-weight: bold;
}

.h1 {
  text-align: center;
  color: rgba(0, 0, 0, 0.8196078431);
}
@media screen and (max-width: 769px) {
  .h1 {
    font-size: 30px;
  }
}

.lesson-card h2 {
  margin-bottom: 15px;
  margin-top: 100px;
}
@media screen and (max-width: 769px) {
  .lesson-card h2 {
    margin-top: 50px;
  }
}

#chapter-1 h2 {
  margin-bottom: 15px;
  margin-top: 0;
}

.lesson-card {
  border-radius: 12px;
  background-color: white;
  -webkit-box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  padding: 70px 50px;
}
@media screen and (max-width: 991px) {
  .lesson-card {
    margin-top: 25px;
  }
}
@media screen and (max-width: 769px) {
  .lesson-card {
    padding: 35px;
  }
}

.chapter-text {
  font-size: 1rem;
}
@media screen and (max-width: 769px) {
  .chapter-text {
    font-size: 14px;
  }
}

.chapter-text-lesson {
  padding-right: 15px;
}

.chapter-left {
  padding: 0 0 0 25px;
  border-left: 6px solid #0b5770;
}

.chapter-title {
  padding-top: 5px;
  font-size: 2rem;
  border-top: 1px solid #0b5770;
  margin-top: 5px;
}
@media screen and (max-width: 769px) {
  .chapter-title {
    font-size: 25px;
  }
}

.subsection {
  margin: 0 25px;
  font-size: 1.05rem;
  color: rgba(0, 0, 0, 0.8196078431);
}
@media screen and (max-width: 769px) {
  .subsection {
    font-size: 14px;
  }
}

.subsection p {
  margin-bottom: 15px;
  line-height: 1.9;
}

.subsection a {
  color: #0f83fd;
  cursor: pointer;
}

.image-modal {
  display: none;
  position: fixed;
  z-index: 1;
  padding-top: 100px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.9);
}

#gray-display {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  max-width: 100% !important;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1;
  overflow: hidden;
}

#gray-display img {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  border: 0;
  margin: auto;
  max-width: 90%;
  max-height: 90%;
  height: 90%;
  -o-object-fit: contain;
  object-fit: contain;
  z-index: 2;
}

.image-modal-close-btn {
  color: #fff;
  font-size: 40px;
  position: absolute;
  right: 20px;
  top: 0;
}

.image-modal-close-btn a {
  color: #fff;
  text-decoration: none;
}

.subsection a:hover {
  text-decoration: underline;
}

.subsection h3 {
  margin: 35px 0 10px -18px;
  padding: 0 12px;
  border-left: 4px solid #0b5770;
}

.subsection h4 {
  margin: 15px 0;
}

.wrap {
  height: 100%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  justify-content: flex-end;
  margin-top: 40px;
}

.button {
  font-size: 1rem;
  letter-spacing: 2px;
  font-weight: 500;
  color: white;
  padding: 10px 20px;
  background-color: #70d6ff;
  border: none;
  border-radius: 8px;
  -webkit-transition: all 0.3s ease 0s;
  transition: all 0.3s ease 0s;
  cursor: pointer;
  outline: none;
}

.button:hover {
  background-color: #70d6ff;
  -webkit-box-shadow: 0px 15px 20px rgba(114, 221, 247, 0.4);
  box-shadow: 0px 15px 20px rgba(114, 221, 247, 0.4);
  -webkit-transform: translateY(-7px);
  transform: translateY(-7px);
}

img {
  max-width: 100%;
  max-height: 650px;
  border: 1px solid #ddd;
  cursor: pointer;
}

.media-attach-comment {
  font-size: 0.9rem;
  display: block;
  text-align: center;
  color: #8f96a3;
}

/* チャプター完了済み
  ------------------------------------------------------ */
.done {
  background-color: #2ee59d;
}

.done:hover {
  background-color: #2ee59d;
  -webkit-box-shadow: 0px 15px 20px rgba(46, 229, 157, 0.4);
  box-shadow: 0px 15px 20px rgba(46, 229, 157, 0.4);
}

/* コード
  ------------------------------------------------------ */
pre[class*='language-'] {
  position: relative;
}

h6 {
  font-weight: 400;
  color: white;
  margin: 0;
  padding: 10px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  line-height: 1.3;
  font-size: 14px;
  background: #15181e;
  border-radius: 5px 5px 0 0;
}

pre {
  border-radius: 0 0 5px 5px;
  padding: 12px 15px 12px;
  overflow-x: auto;
  background: #25292f;
  margin-top: 0;
  margin-bottom: 15px;
}

code,
pre {
  display: block;
  color: #fff;
  -webkit-hyphens: none;
  -ms-hyphens: none;
  hyphens: none;
  white-space: pre-wrap;
  word-wrap: normal;
  text-shadow: none;
  word-break: break-all;
  font-size: 0.9rem;
  word-break: unset !important;
}

.inline-code {
  display: inline-block;
  position: relative;
  top: -1px;
  font-family: Menlo, Monaco, Consolas, 'Courier New', monospace;
  padding: 2px 4px;
  font-size: 15px;
  line-height: 15px;
  color: rgba(0, 0, 0, 0.9098039216);
  background-color: rgba(154, 177, 206, 0.1882352941);
  border-radius: 4px;
}

/* 表
  ------------------------------------------------------ */
table {
  border-spacing: 0;
  border-right: 1px solid #ddd;
  border-bottom: 1px solid #ddd;
  width: 100%;
  max-width: 100%;
  margin-bottom: 20px;
  font-size: 15px;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.x-scroll-table {
  display: block;
  overflow-x: auto;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
}

table thead {
  background-color: #28bcca;
  color: #fff;
  display: table-header-group;
  vertical-align: middle;
}

table thead tr th {
  border: 1px solid #ddd;
  border-right: 0;
  border-bottom: 0;
  padding: 8px;
  text-align: center;
  font-weight: normal;
  border-bottom-width: 2px;
}

table thead tr th.width5 {
  width: 5%;
}

table thead tr th.width10 {
  width: 10%;
}

table thead tr th.width15 {
  width: 15%;
}

table thead tr th.width20 {
  width: 20%;
}

table thead tr th.width25 {
  width: 25%;
}

table thead tr th.width30 {
  width: 30%;
}

table tbody tr td {
  border: 1px solid #ddd;
  border-right: 0;
  border-bottom: 0;
  padding: 8px;
}

table tbody tr td.left {
  text-align: left;
}

table tbody tr td.right {
  text-align: right;
}

table tbody tr td.center {
  text-align: center;
}

/* 確認問題
  ------------------------------------------------------ */
.quiz {
  margin-top: 40px;
  border: 1px solid #e2e2e2;
  border-radius: 3px;
}

.quiz-label {
  width: 60px;
  height: 60px;
  font-size: 1rem;
  font-weight: bold;
  line-height: 1.3;
  letter-spacing: 1.6px;
  position: relative;
  left: -15px;
  top: -30px;
  margin-bottom: -30px;
  -webkit-transform: rotate(-20deg);
  transform: rotate(-20deg);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  filter: blur(0);
  -webkit-filter: blur(0);
  background: #e50071;
  color: white;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  border-radius: 50%;
  z-index: 1;
}

h2.quiz-title {
  margin: 0;
  text-align: center;
}

.quiz-body {
  position: relative;
  margin: 20px 25px;
}

.quiz-title,
.quiz-body p,
.quiz-body ul,
.quiz-body h6,
.quiz-body pre,
.quiz-body table,
.answer-modal-title,
.answer-modal-conent,
.answer-modal-scrollable,
.quiz-body .wrap {
  position: relative;
}

.hint {
  margin-top: 45px;
  padding: 5px 0;
  border: 1px solid rgba(219, 219, 219, 0.6431372549);
  border-radius: 5px;
  background-color: #fff;
  position: relative;
  z-index: 2;
}

h4.hint-title {
  margin: 0;
  padding: 0 0 3px 10px;
  cursor: pointer;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  position: relative;
}

.hint-title i {
  margin-right: 15px;
}

.hint-title i::before {
  line-height: 28px;
}

.hint-content {
  padding: 0 10px;
  display: none;
  border-radius: 7px;
  padding-top: 8px;
  position: relative;
  z-index: 1000;
}

.hint-content ul {
  margin: 0 0 0 30px;
  padding-bottom: 15px;
  position: relative;
}

.hint-content ul li {
  margin-bottom: 0;
  padding-bottom: 10px;
  position: relative;
}

.hint-content p {
  margin-bottom: 0;
  padding-bottom: 15px;
  position: relative;
  z-index: 10;
}

.hint-content img {
  position: relative;
  z-index: 10;
}

.quiz-title::after {
  content: '';
  width: 450px;
  height: 450px;
  background-size: contain;
  background-repeat: no-repeat;
  position: absolute;
  opacity: 0.08;
  right: 0;
  bottom: -430px;
  z-index: 0;
}

.button.answer {
  color: #ffffff;
  margin-right: 30px;
  background-color: #ff4800;
}

.button.answer:hover {
  background-color: #ff4800;
  -webkit-box-shadow: 0px 15px 20px rgba(252, 101, 0, 0.3);
  box-shadow: 0px 15px 20px rgba(252, 101, 0, 0.3);
}

/* 答えのモーダル
  ------------------------------------------------------ */
.overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  background-color: rgba(36, 37, 51, 0.25);
  width: 100%;
  height: 100%;
  z-index: 10;
}

.answer-modal-window {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  background-color: white;
  z-index: 11;
  max-width: 100%;
  width: 750px;
  border-radius: 9px;
  max-height: 85vh;
  overflow-y: hidden;
  background-color: #fff;
  margin-top: -1px;
}

.answer-modal-scrollable {
  width: calc(100% - 76px);
  max-height: calc(85vh - 60px);
  margin-top: -1px;
  padding: 0 38px 25px 38px;
  overflow-y: auto;
}

h2.answer-modal-title {
  position: sticky;
  top: 0;
  left: -5px;
  font-weight: 700;
  font-size: 1.7rem;
  margin: -1px 0 -15px 0;
  padding-top: 15px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(94, 94, 94, 0.301);
  background-color: #fff;
  z-index: 1;
}

h2.answer-modal-title::after {
  content: '';
  width: 315px;
  height: 310px;
  background-size: contain;
  background-repeat: no-repeat;
  position: absolute;
  opacity: 0.15;
  right: -35px;
  bottom: -570px;
  z-index: 0;
}

.answer-modal-conent {
  margin-top: 20px;
  margin-right: 4px;
}

h3.answer {
  margin-left: 0;
}

h6.answer {
  margin-top: 4px;
}

.button-close {
  position: absolute;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: rgb(255, 255, 255);
  right: 12px;
  border: none;
  top: 12px;
  right: 17px;
  z-index: 2;
  cursor: pointer;
  color: gray;
}

.lesson-right {
  width: 220px;
  max-height: calc(100vh - 50px);
}

.right-content {
  margin-top: 146px;
}

.progress-card {
  background-color: white;
  -webkit-box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  border-radius: 8px;
  padding: 25px 25px 15px 25px;
  width: 220px;
  margin-bottom: 20px;
}

.mokuji {
  background-color: white;
  -webkit-box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  border-radius: 8px;
  padding: 20px 25px;
}

.sticky {
  position: fixed;
  margin-top: 0px;
  top: 30px;
}

h4 {
  font-size: 1.2rem;
}

.mokuji a {
  text-decoration: none;
  color: #2b546a;
}

/* .mokuji-text-color {
    font-weight
  } */
.no-list-style {
  list-style: none;
}

.mokuji ul {
  margin: 15px 0;
}

.mokuji li {
  margin: 8px 0;
}
@media screen and (max-width: 769px) {
  .mokuji li {
    font-size: 15px;
  }
}

.current {
  font-weight: bold;
}

.course-menu-progress-bar {
  height: 8px;
  margin-right: 15px;
  background-color: rgba(212, 224, 232, 0.5);
  width: 100%;
  border-radius: 8px;
}

.course-menu-progress-bar-inline-engineer {
  height: 8px;
  background-color: #92e3a9;
  width: 50%;
  border-radius: 8px;
}

.course-menu-progress-text-group {
  padding-top: 8px;
}

.course-menu-progress-text {
  padding-right: 5px;
  font-weight: bold;
}

.course-menu-progress-conplete-text {
  font-size: 0.9rem;
}

video {
  max-width: 100%;
  max-height: 650px;
  margin-bottom: 5px;
}

.panel {
  border: none;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  border-radius: 3px;
  padding: 13px 20px;
  margin-bottom: 21px;
}

.panel-icon {
  padding-right: 15px;
  padding-top: 7px;
}

.panel-title {
  font-weight: bold;
  color: #2b546a;
  margin-bottom: 0px !important;
  line-height: 1.5;
}

.panel-text {
  font-size: 0.95rem;
  margin-top: 5px;
  color: #2b546a;
  margin-bottom: 0px !important;
}
@media screen and (max-width: 769px) {
  .panel-text {
    font-size: 14px;
  }
}

.warning {
  background-color: rgb(255, 250, 230);
}

.error {
  background-color: rgb(255, 235, 230);
}

.success {
  background-color: rgb(227, 252, 239);
}

.info {
  background-color: rgb(222, 235, 255);
}

.fa-exclamation-triangle {
  color: rgb(255, 153, 31);
}

.fa-times-circle {
  color: rgb(222, 53, 11);
}

.fa-check-circle {
  color: rgb(0, 135, 90);
}

.fa-info-circle {
  color: rgb(0, 82, 204);
}

/* モーダルのスタイル */
.image-modal {
  display: none;
  position: fixed;
  z-index: 1;
  padding-top: 100px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.9);
}

/* モーダル内の画像のスタイル */
#gray-display {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  max-width: 100% !important;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  z-index: 1;
  overflow: hidden;
}

#gray-display img {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  border: 0;
  margin: auto;
  max-width: 90%;
  max-height: 90%;
  height: 90%;
  -o-object-fit: contain;
  object-fit: contain;
  z-index: 2;
}
/* Document
   * ========================================================================== */
/**
   * Add border box sizing in all browsers (opinionated).
   */
*,
::before,
::after {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

/**
   * 1. Add text decoration inheritance in all browsers (opinionated).
   * 2. Add vertical alignment inheritance in all browsers (opinionated).
   */
::before,
::after {
  text-decoration: inherit;
  /* 1 */
  vertical-align: inherit;
  /* 2 */
}

/**
   * 1. Use the default cursor in all browsers (opinionated).
   * 2. Change the line height in all browsers (opinionated).
   * 3. Use a 4-space tab width in all browsers (opinionated).
   * 4. Remove the grey highlight on links in iOS (opinionated).
   * 5. Prevent adjustments of font size after orientation changes in
   *    IE on Windows Phone and in iOS.
   * 6. Breaks words to prevent overflow in all browsers (opinionated).
   */
html {
  cursor: default;
  /* 1 */
  line-height: 1.5;
  /* 2 */
  -moz-tab-size: 4;
  /* 3 */
  -o-tab-size: 4;
  tab-size: 4;
  /* 3 */
  -webkit-tap-highlight-color: transparent;
  -ms-text-size-adjust: 100%;
  /* 5 */
  -webkit-text-size-adjust: 100%;
  /* 5 */
  word-break: break-word;
  /* 6 */
}

/* Sections
   * ========================================================================== */
/**
   * Remove the margin in all browsers (opinionated).
   */
body {
  margin: 0;
}

/**
   * Correct the font size and margin on `h1` elements within `section` and
   * `article` contexts in Chrome, Edge, Firefox, and Safari.
   */
h1 {
  font-size: 2em;
  margin: 0;
}

/* Grouping content
   * ========================================================================== */
/**
   * Remove the margin on nested lists in Chrome, Edge, IE, and Safari.
   */
dl dl,
dl ol,
dl ul,
ol dl,
ul dl {
  margin: 0;
}

/**
   * Remove the margin on nested lists in Edge 18- and IE.
   */
ol ol,
ol ul,
ul ol,
ul ul {
  margin: 0;
}

/**
   * 1. Add the correct sizing in Firefox.
   * 2. Show the overflow in Edge 18- and IE.
   */
hr {
  height: 0;
  /* 1 */
  overflow: visible;
  /* 2 */
}

/**
   * Add the correct display in IE.
   */
main {
  display: block;
}

/**
   * Remove the list style on navigation lists in all browsers (opinionated).
   */
nav ol,
nav ul {
  list-style: none;
  padding: 0;
}

/**
   * 1. Correct the inheritance and scaling of font size in all browsers.
   * 2. Correct the odd `em` font sizing in all browsers.
   */
pre {
  font-family: monospace, monospace;
  /* 1 */
  font-size: 1em;
  /* 2 */
}
@media screen and (max-width: 769px) {
  pre {
    font-size: 12px;
  }
}

/* Text-level semantics
   * ========================================================================== */
/**
   * Remove the gray background on active links in IE 10.
   */
a {
  background-color: transparent;
}

/**
   * Add the correct text decoration in Edge 18-, IE, and Safari.
   */
abbr[title] {
  text-decoration: underline;
  -webkit-text-decoration: underline dotted;
  text-decoration: underline dotted;
}

/**
   * Add the correct font weight in Chrome, Edge, and Safari.
   */
b,
strong {
  font-weight: bolder;
}

/**
   * 1. Correct the inheritance and scaling of font size in all browsers.
   * 2. Correct the odd `em` font sizing in all browsers.
   */
code,
kbd,
samp {
  font-family: monospace, monospace;
  /* 1 */
  font-size: 1em;
  /* 2 */
}

/**
   * Add the correct font size in all browsers.
   */
small {
  font-size: 80%;
}

/* Embedded content
   * ========================================================================== */
/*
   * Change the alignment on media elements in all browsers (opinionated).
   */
audio,
canvas,
iframe,
img,
svg,
video {
  vertical-align: middle;
}

/**
   * Add the correct display in IE 9-.
   */
audio,
video {
  display: inline-block;
}

/**
   * Add the correct display in iOS 4-7.
   */
audio:not([controls]) {
  display: none;
  height: 0;
}

/**
   * Remove the border on iframes in all browsers (opinionated).
   */
iframe {
  border-style: none;
}

/**
   * Remove the border on images within links in IE 10-.
   */
img {
  border-style: none;
}

/**
   * Change the fill color to match the text color in all browsers (opinionated).
   */
svg:not([fill]) {
  fill: currentColor;
}

/**
   * Hide the overflow in IE.
   */
svg:not(:root) {
  overflow: hidden;
}

/* Tabular data
   * ========================================================================== */
/**
   * Collapse border spacing in all browsers (opinionated).
   */
table {
  border-collapse: collapse;
}

/* Forms
   * ========================================================================== */
/**
   * Remove the margin on controls in Safari.
   */
button,
input,
select {
  margin: 0;
}

/**
   * 1. Show the overflow in IE.
   * 2. Remove the inheritance of text transform in Edge 18-, Firefox, and IE.
   */
button {
  overflow: visible;
  /* 1 */
  text-transform: none;
  /* 2 */
}

/**
   * Correct the inability to style buttons in iOS and Safari.
   */
button,
[type='button'],
[type='reset'],
[type='submit'] {
  -webkit-appearance: button;
}

/**
   * 1. Change the inconsistent appearance in all browsers (opinionated).
   * 2. Correct the padding in Firefox.
   */
fieldset {
  border: none;
  padding: 0;
  margin: 0;
}

/**
   * Show the overflow in Edge 18- and IE.
   */
input {
  overflow: visible;
}

/**
   * 1. Correct the text wrapping in Edge 18- and IE.
   * 2. Correct the color inheritance from `fieldset` elements in IE.
   */
legend {
  color: inherit;
  /* 2 */
  display: table;
  /* 1 */
  max-width: 100%;
  /* 1 */
  white-space: normal;
  /* 1 */
  padding: 0;
  margin: 0;
}

/**
   * 1. Add the correct display in Edge 18- and IE.
   * 2. Add the correct vertical alignment in Chrome, Edge, and Firefox.
   */
progress {
  display: inline-block;
  /* 1 */
  vertical-align: baseline;
  /* 2 */
}

/**
   * Remove the inheritance of text transform in Firefox.
   */
select {
  text-transform: none;
}

/**
   * 1. Remove the margin in Firefox and Safari.
   * 2. Remove the default vertical scrollbar in IE.
   * 3. Change the resize direction in all browsers (opinionated).
   */
textarea {
  margin: 0;
  /* 1 */
  overflow: auto;
  /* 2 */
  resize: vertical;
  /* 3 */
}

/**
   * Remove the padding in IE 10-.
   */
[type='checkbox'],
[type='radio'] {
  padding: 0;
  margin-right: 0.1em;
  -webkit-transform: scale(1.3);
  transform: scale(1.3);
}

[type='checkbox'] {
  accent-color: #0094ff;
}

/**
   * 1. Correct the odd appearance in Chrome, Edge, and Safari.
   * 2. Correct the outline style in Safari.
   */
[type='search'] {
  -webkit-appearance: textfield;
  /* 1 */
  outline-offset: -2px;
  /* 2 */
}

/**
   * Correct the cursor style of increment and decrement buttons in Safari.
   */
::-webkit-inner-spin-button,
::-webkit-outer-spin-button {
  height: auto;
}

/**
   * Correct the text style of placeholders in Chrome, Edge, and Safari.
   */
::-webkit-input-placeholder {
  color: inherit;
  opacity: 0.54;
}

/**
   * Remove the inner padding in Chrome, Edge, and Safari on macOS.
   */
::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
   * 1. Correct the inability to style upload buttons in iOS and Safari.
   * 2. Change font properties to `inherit` in Safari.
   */
::-webkit-file-upload-button {
  -webkit-appearance: button;
  /* 1 */
  font: inherit;
  /* 2 */
}

/**
   * Remove the inner border and padding of focus outlines in Firefox.
   */
::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

/**
   * Restore the focus outline styles unset by the previous rule in Firefox.
   */
:-moz-focusring {
  outline: 1px dotted ButtonText;
}

/**
   * Remove the additional :invalid styles in Firefox.
   */
:-moz-ui-invalid {
  box-shadow: none;
}

/* Interactive
   * ========================================================================== */
/*
   * Add the correct display in Edge 18- and IE.
   */
details {
  display: block;
}

/*
   * Add the correct styles in Edge 18-, IE, and Safari.
   */
dialog {
  background-color: white;
  border: solid;
  color: black;
  display: block;
  height: -moz-fit-content;
  height: -webkit-fit-content;
  height: fit-content;
  left: 0;
  margin: auto;
  padding: 1em;
  position: absolute;
  right: 0;
  width: -moz-fit-content;
  width: -webkit-fit-content;
  width: fit-content;
}

dialog:not([open]) {
  display: none;
}

/*
   * Add the correct display in all browsers.
   */
summary {
  display: list-item;
}

/* Scripting
   * ========================================================================== */
/**
   * Add the correct display in IE 9-.
   */
canvas {
  display: inline-block;
}

/**
   * Add the correct display in IE.
   */
template {
  display: none;
}

/* User interaction
   * ========================================================================== */
/*
   * 1. Remove the tapping delay in IE 10.
   * 2. Remove the tapping delay on clickable elements
        in all browsers (opinionated).
   */
a,
area,
button,
input,
label,
select,
summary,
textarea,
[tabindex] {
  -ms-touch-action: manipulation;
  /* 1 */
  touch-action: manipulation;
  /* 2 */
}

/**
   * Add the correct display in IE 10-.
   */
[hidden] {
  display: none;
}

/* Accessibility
   * ========================================================================== */
/**
   * Change the cursor on busy elements in all browsers (opinionated).
   */
[aria-busy='true'] {
  cursor: progress;
}

/*
   * Change the cursor on control elements in all browsers (opinionated).
   */
[aria-controls] {
  cursor: pointer;
}

/*
   * Change the cursor on disabled, not-editable, or otherwise
   * inoperable elements in all browsers (opinionated).
   */
[aria-disabled='true'],
[disabled] {
  cursor: not-allowed;
}

/*
   * Change the display on visually hidden accessible elements
   * in all browsers (opinionated).
   */
[aria-hidden='false'][hidden] {
  display: initial;
}

[aria-hidden='false'][hidden]:not(:focus) {
  clip: rect(0, 0, 0, 0);
  position: absolute;
}

.radio-btn {
  accent-color: #00009c;
}

/**
    ・必ず親要素に position: relative;を使用する。
    ・モーダル右上の閉じるボタンとして機能する。
    */
.logout-modal-section {
  display: none;
  position: fixed;
  z-index: 10;
}
.logout-modal-section-box {
  position: fixed;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  height: auto;
  background-color: #fff;
  border-radius: 5px;
  z-index: 11;
  text-align: center;
  min-width: 35em;
  padding: 5.7rem 3.2em 3.7em 3.2em;
  max-height: 100%;
}
.logout-modal-section-inner._close-area {
  position: relative;
}
.logout-modal-section-inner._footer-area {
  text-align: right;
}
.logout-modal-section-text {
  text-align: left;
  font-size: 1.8rem;
  font-weight: bold;
  margin: 0.7em 0;
  margin-bottom: 2.1em;
}
.logout-modal-section-button._close {
  position: absolute;
  right: -33px;
  top: -43px;
  width: 30px;
  height: 30px;
  border: 2px solid #001b29;
  /* 枠の調整 */
  border-radius: 50%;
  /* 丸みの度合い */
  background: #001b29;
  /* ボタンの背景色 */
  cursor: pointer;
}
.logout-modal-section-button._close::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 3px;
  /* 棒の幅（太さ） */
  height: 15px;
  /* 棒の高さ */
  background: #fff;
  -webkit-transform: translate(-50%, -50%) rotate(45deg);
  transform: translate(-50%, -50%) rotate(45deg);
}
.logout-modal-section-button._close::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 3px;
  /* 棒の幅（太さ） */
  height: 15px;
  /* 棒の高さ */
  background: #fff;
  -webkit-transform: translate(-50%, -50%) rotate(-45deg);
  transform: translate(-50%, -50%) rotate(-45deg);
}
.logout-modal-section-button._yes {
  padding: 0.9em 3em;
  margin-right: 2em;
  min-width: 9.5em;
  color: #101721;
  background-color: #ffa5ab;
  border-radius: 5px;
  border: solid 2px #ffa5ab;
  -webkit-box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
  box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
  font-weight: bold;
  text-align: center;
  font-size: 1.4rem;
  font-weight: bold;
}
.logout-modal-section-button._yes:hover {
  background-color: #fff;
  -webkit-transition: 0.2s;
  transition: 0.2s;
  color: #ffa5ab;
  border: solid 2px #ffa5ab;
}
.logout-modal-section-button._no {
  padding: 0.9em 2.6em;
  min-width: 9.5em;
  color: #101721;
  background-color: #9acefd;
  border-radius: 5px;
  border: solid 2px #9acefd;
  -webkit-box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
  box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
  font-weight: bold;
  text-align: center;
  font-size: 1.4rem;
  font-weight: bold;
}
.logout-modal-section-button._no:hover {
  background-color: #fff;
  -webkit-transition: 0.2s;
  transition: 0.2s;
  color: #9acefd;
  border: solid 2px #9acefd;
}

.overlay-section__logout {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.5);
  width: 100%;
  height: 100%;
  z-index: 10;
}

.no_scroll {
  overflow: hidden;
}
.snackbar {
  position: fixed;
  left: 50%;
  bottom: 10%;
  -webkit-transform: translate(-50%, 0);
  transform: translate(-50%, 0);
  background-color: #323232;
  padding: 15px 25px;
  max-width: 40vw;
  border-radius: 5px;
  opacity: 0;
  visibility: hidden;
  -webkit-transition: visibility 0s linear 0.25s, opacity 0.25s;
  transition: visibility 0s linear 0.25s, opacity 0.25s;
}
.snackbar-text {
  color: #fff;
}

.visible {
  opacity: 1;
  visibility: visible;
  -webkit-transition: visibility 0s linear 0s, opacity 0.25s;
  transition: visibility 0s linear 0s, opacity 0.25s;
}

.tbl {
  display: inline-block;
  vertical-align: top;
  border: none;
  padding-bottom: 5.3em;
}

.tbl th {
  padding: 1em 0.57em 0.7em 0;
  font-size: 1.5rem;
  font-weight: bold;
  letter-spacing: 0.08em;
  border-right: none;
  vertical-align: top;
  text-align: left;
}

.tbl tr {
  text-align: left;
}

.tbl td {
  position: relative;
  padding: 0 0 1.2em;
  text-align: left;
  border-right: none;
}

.tbl th label {
  position: relative;
  display: inline-block;
  font-size: 1.8rem;
  font-weight: bold;
}

.field-normal {
  display: inline-block;
  padding: 0.4em 0.4em;
  line-height: 1.4;
  width: 450px;
  max-width: 100%;
  font-size: 1.4rem;
  background-color: #f1f1f3;
  border: 1px solid #d2d3d3;
  border-radius: 2px;
}

.field-small {
  width: 5em;
  max-width: 100%;
  margin-right: 0.3em;
}

.field-medium {
  width: 17em;
  max-width: 100%;
}

.tbl td .ex {
  display: block;
  padding: 0.5em 0;
  font-size: 95%;
  color: #767777;
}

/* :invalid時だけ隣の要素を表示 */
input:invalid + .error-message {
  display: inline-block;
}

.item-name {
  text-align: left;
  display: block;
  font-size: 1.7rem;
  font-weight: bold;
  padding-bottom: 0.5em;
}

.item-field {
  margin-bottom: 0.3em;
}

.ex {
  font-size: 1.4rem;
  font-weight: 500;
  color: #868686;
  display: block;
}

.field-txtarea {
  width: 65%;
  max-width: 100%;
  min-height: 10em;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  font-size: 1.6rem;
  background-color: #f1f1f3;
  border: 1px solid #d2d3d3;
  border-radius: 2px;
}

/* エラーメッセージ要素 アカウント設定でも使う */
.error-message {
  font-size: 1.2rem;
  padding: 0.2em 1em;
  font-weight: bold;
  color: #cb1d1e;
  background-color: #fff0f7;
}
.section-box-inner._nothing-message-text {
  text-align: center;
  display: block;
  font-size: 1.8rem;
  font-weight: bold;
}
.section-box-inner._nothing-message-img {
  text-align: center;
  width: 80px;
  margin-right: auto;
  margin-left: auto;
}
.section-box-inner._nothing-message-img img {
  max-width: 100%;
  height: auto;
}
.section-box-inner._nothing-message-margin {
  margin-bottom: 1.2em;
}
.section-box-inner._item {
  display: inline-block;
}
.section-box-title {
  text-align: left;
  margin: 0 0 0.5em 0;
  font-size: 1.8rem;
  font-weight: bold;
}
.section-box-text {
  text-align: left;
  margin: 0;
  font-size: 1.6rem;
}

/* フッター */
.footer {
  background-color: #d3dffc;
  height: 220px;
  padding: 40px 0;
  width: 100%;
  display: inline-block;
}
.footer-wrap {
  display: flex;
  display: -webkit-box;
  /*Android4.3*/
  /*Firefox21*/
  display: -ms-flexbox;
  /*IE10*/
  /*PC-Safari,iOS8.4*/
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: distribute;
  justify-content: space-around;
}
@media screen and (max-width: 769px) {
  .footer-wrap {
    display: block;
    text-align: center;
  }
}
.footer-wrap .footer-item {
  font-size: 1.4rem;
  font-weight: bold;
}
@media screen and (max-width: 769px) {
  .footer-wrap .footer-item {
    display: block;
    text-align: center;
    font-size: 1.2rem;
    font-weight: bold;
  }
}
.footer-wrap .footer-item__menu--pc {
  text-align: center;
  padding-bottom: 1em;
}
@media screen and (max-width: 769px) {
  .footer-wrap .footer-item__menu--pc {
    display: none;
  }
}
.footer-wrap .footer-item__menu--pc > a:hover {
  color: rgba(16, 23, 33, 0.7);
}
.footer-wrap .footer-item__menu--sp {
  display: none;
}
@media screen and (max-width: 769px) {
  .footer-wrap .footer-item__menu--sp {
    display: block;
    text-align: center;
    padding-bottom: 1em;
  }
}
.footer-wrap .footer-item__copyright {
  text-align: left;
}
@media screen and (max-width: 769px) {
  .footer-wrap .footer-item__copyright {
    text-align: center;
    padding-bottom: 2em;
  }
}
.footer-wrap .footer-item-img {
  width: 330px;
  height: auto;
}
@media screen and (max-width: 769px) {
  .footer-wrap .footer-item-img {
    width: 50%;
    margin: 0 auto;
  }
}

/* バナー */
.title-banner-wrapper-pc {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 15px 0;
}
.title-banner-wrapper-sp {
  display: none;
}
@media screen and (max-width: 991px) {
  .title-banner-wrapper-pc {
    display: none;
  }
  .title-banner-wrapper-sp {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 15px 0;
  }
}
.title-banner {
  display: flex;
  justify-content: center;
  align-items: center;
}
.page-banner {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 35px;
}
.title-banner img {
  height: 230px;
}
.title-banner img,
.page-banner img {
  pointer-events: none;
  object-fit: contain;
}

/* 共通CSSの調整 */
html {
  font-size: 100%;
}
.navbar-nav {
  margin: 0;
}
.navbar.header__navigation {
  font-size: 16px;
}
.nav-item {
  margin-bottom: 0;
}
.nav-link {
  padding: 5px 10px;
}
.footer-wrap .footer-item {
  font-size: 14px;
}
.footer-wrap .footer-item__menu--pc {
  font-size: 14px;
}
@media screen and (min-width: 992px) {
  .navbar-expand-lg .navbar-nav .navbar-nav__list-item__drop-nav .nav-link {
    padding: 6px 16px 6px 22.4px;
  }
  .navbar-expand-lg .navbar-nav .nav-link {
    padding-right: 5px;
    padding-left: 5px;
  }
}
@media screen and (max-width: 769px) {
  .footer-wrap .footer-item {
    font-size: 12px;
  }
  .footer-wrap .footer-item__menu--sp {
    padding-bottom: 12px;
  }
  .footer-wrap .footer-item__copyright {
    padding-bottom: 24px;
  }
}

.sp-mokuji {
  display: none;
}
@media screen and (max-width: 991px) {
  .pc-mokuji {
    display: none;
  }

  .sp-mokuji {
    display: block;
    width: 100%;
  }
}