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

/** 見出し用 */
.main-box {
  margin-left: auto;
  margin-right: auto;
  max-width: 100%;
  -webkit-box-sizing: content-box;
  box-sizing: content-box;
  width: 88.3601756955%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  padding: 3em 0 4em;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
@media screen and (max-width: 769px) {
  .main-box {
    /* width: 85.3333333333%; */
    padding: 35px 0 0;
  }
}

.section-box {
  background: url(../img/htmlcss/background2.jpg) no-repeat center
    center/cover;
  padding: 4em 4em;
  text-align: center;
}
.section-title {
  font-size: 3.7rem;
  font-weight: bold;
  padding-bottom: 1.1em;
}
@media screen and (max-width: 769px) {
  .section-title {
    font-size: 30px;
  }
}
.section-text {
  font-size: 1.8rem;
  font-weight: bold;
}
@media screen and (max-width: 769px) {
  .section-text {
    font-size: 14px;
  }
}

.lesson-article {
  -ms-flex-preferred-size: 58%;
  flex-basis: 58%;
}
@media screen and (max-width: 991px) {
  .lesson-article {
    width: 100%;
    -ms-flex-preferred-size: unset;
    flex-basis: unset;
  }
}
.lesson-article-list {
  border: solid 1px lightgray;
}
.lesson-article-box._lesson-content {
  background-color: #e0f0e4;
  padding: 1.8em 3.7em 1.8em 1.7em;
  margin-bottom: 4.5em;
}
@media screen and (max-width: 991px) {
  .lesson-article-box._lesson-content {
    margin-bottom: 40px;
  }
}
.lesson-article-box._curriculum {
  margin-bottom: 5em;
  scroll-margin-top: 65px;
}
@media screen and (max-width: 769px) {
  .lesson-article-box._curriculum {
    margin-bottom: 40px;
  }
}
.lesson-article-box._lesson-menu {
  padding-left: 1.7em;
  margin-bottom: 2.5em;
  border-left: 12px solid #8ed1cf;
}
@media screen and (max-width: 769px) {
  .lesson-article-box._lesson-menu {
    margin-bottom: 25px;
  }
}
.lesson-article-box._list-name {
  padding: 0.8em 3.5em 0.8em 2.5em;
  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;
}
@media screen and (max-width: 769px) {
  .lesson-article-check {
    font-size: 15px;
  }
}
.lesson-article-text._lesson-content {
  background-color: #e0f0e4;
  padding: 1.8em 3.7em 1.8em 1.7em;
  margin-bottom: 4.5em;
}
.lesson-article-text._lesson-content-ttl {
  font-size: 2.2rem;
  font-weight: bold;
  padding-bottom: 0.8em;
}
@media screen and (max-width: 769px) {
  .lesson-article-text._lesson-content-ttl {
    font-size: 22px;
  }
}
.lesson-article-text._lesson-content-txt {
  font-size: 1.7rem;
  font-weight: normal;
}
@media screen and (max-width: 769px) {
  .lesson-article-text._lesson-content-txt {
    font-size: 14px;
  }
}
.lesson-article-text._lesson-menu {
  font-size: 2.5rem;
  font-weight: bold;
}
.lesson-article-text._lesson-menu-ttl {
  font-size: 3.2rem;
  font-weight: bold;
  margin: 0;
}
.lesson-article-text._lesson-menu-txt {
  font-size: 2.5rem;
  font-weight: bold;
  padding: 0.2em;
}
@media screen and (max-width: 769px) {
  .lesson-article-text._lesson-menu-txt {
    font-size: 19px;
  }
}
.lesson-article-title._lesson-menu-ttl {
  font-size: 2.8rem;
  font-weight: bold;
  padding: 0.2em;
}
@media screen and (max-width: 769px) {
  .lesson-article-title._lesson-menu-ttl {
    font-size: 22px;
  }
}
.lesson-article-item {
  font-size: 1.8rem;
  background-color: #fff;
  margin-top: 0.1em;
}
.lesson-article-item :hover {
  cursor: pointer;
}
.lesson-article-item:not(:last-child) {
  border-bottom: 1px solid lightgrey;
}
.lesson-article-link {
  display: block;
  width: 100%;
  height: 100%;
  cursor: pointer;
}
.lesson-article-link:hover {
  opacity: 0.6;
}

.side-article {
  border-radius: 10px;
  background-color: #fff;
  -ms-flex-preferred-size: 35%;
  flex-basis: 35%;
}
@media screen and (max-width: 991px) {
  .side-article {
    display: none;
  }
}
.side-article-box {
  padding: 1.4em 2.4em 2em;
  min-width: 353px;
  border: 1px solid lightgrey;
  border-radius: 6px;
}
.side-article-title {
  font-size: 2rem;
  font-weight: bold;
  margin: 0;
  padding-bottom: 1em;
}
.side-article-item {
  font-size: 1.8rem;
  font-weight: normal;
  padding-bottom: 1.2em;
}
.side-article-item:last-child {
  padding-bottom: 0;
}

.sp-article-box {
  display: none;
}
@media screen and (max-width: 991px) {
  .sp-article-box {
    display: block;
    padding: 1.4em 2.4em 2em;
    min-width: 353px;
    border: 1px solid lightgrey;
    border-radius: 6px;
    background-color: white;
    margin-bottom: 40px;
  }
  .sp-article-title {
    font-size: 2rem;
    font-weight: bold;
    margin: 0;
    padding-bottom: 1em;
  }
  .sp-article-item {
    font-size: 1.8rem;
    font-weight: normal;
    padding-bottom: 1.2em;
  }
  .sp-article-item:last-child {
    padding-bottom: 0;
  }
}
@media screen and (max-width: 769px) {
  .sp-article-box {
    padding: 15px 28px 25px;
    margin-bottom: 40px;
  }

  .sp-article-item {
    font-size: 15px;
    padding-bottom: 14px;
  }
}

.hidden {
  display: none;
}

html {
  font-size: 62.5%;
  width: 100%;
}

body {
  font-family: 'Noto Sans JP', sans-serif !important;
  font-size: 1.6rem;
  color: #101721;
  background-color: #f7f9ff;
  font-family: 'Kiwi Maru', serif;
}

* {
  -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;
}

/* 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 */
}

/* 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;
}

.header {
  -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: 1.9rem;
  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: 1.6rem;
  font-weight: bold;
  color: #005389;
}
@media screen and (max-width: 769px) {
  .gnav {
    display: none;
  }
}

.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;
}

.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;
  }
}

/* KEYFRAMES */
@-webkit-keyframes spin {
  from {
    -webkit-transform: rotate(0);
    transform: rotate(0);
  }
  to {
    -webkit-transform: rotate(359deg);
    transform: rotate(359deg);
  }
}
@keyframes spin {
  from {
    -webkit-transform: rotate(0);
    transform: rotate(0);
  }
  to {
    -webkit-transform: rotate(359deg);
    transform: rotate(359deg);
  }
}
@-webkit-keyframes spin3D {
  from {
    -webkit-transform: rotate3d(0.5, 0.5, 0.5, 360deg);
    transform: rotate3d(0.5, 0.5, 0.5, 360deg);
  }
  to {
    -webkit-transform: rotate3d(0deg);
    transform: rotate3d(0deg);
  }
}
@keyframes spin3D {
  from {
    -webkit-transform: rotate3d(0.5, 0.5, 0.5, 360deg);
    transform: rotate3d(0.5, 0.5, 0.5, 360deg);
  }
  to {
    -webkit-transform: rotate3d(0deg);
    transform: rotate3d(0deg);
  }
}
@-webkit-keyframes configure-clockwise {
  0% {
    -webkit-transform: rotate(0);
    transform: rotate(0);
  }
  25% {
    -webkit-transform: rotate(90deg);
    transform: rotate(90deg);
  }
  50% {
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
  }
  75% {
    -webkit-transform: rotate(270deg);
    transform: rotate(270deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
@keyframes configure-clockwise {
  0% {
    -webkit-transform: rotate(0);
    transform: rotate(0);
  }
  25% {
    -webkit-transform: rotate(90deg);
    transform: rotate(90deg);
  }
  50% {
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
  }
  75% {
    -webkit-transform: rotate(270deg);
    transform: rotate(270deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
@-webkit-keyframes configure-xclockwise {
  0% {
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
  }
  25% {
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
  }
  50% {
    -webkit-transform: rotate(-135deg);
    transform: rotate(-135deg);
  }
  75% {
    -webkit-transform: rotate(-225deg);
    transform: rotate(-225deg);
  }
  100% {
    -webkit-transform: rotate(-315deg);
    transform: rotate(-315deg);
  }
}
@keyframes configure-xclockwise {
  0% {
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
  }
  25% {
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
  }
  50% {
    -webkit-transform: rotate(-135deg);
    transform: rotate(-135deg);
  }
  75% {
    -webkit-transform: rotate(-225deg);
    transform: rotate(-225deg);
  }
  100% {
    -webkit-transform: rotate(-315deg);
    transform: rotate(-315deg);
  }
}
@-webkit-keyframes pulse {
  from {
    opacity: 1;
    -webkit-transform: scale(1);
    transform: scale(1);
  }
  to {
    opacity: 0.25;
    -webkit-transform: scale(0.75);
    transform: scale(0.75);
  }
}
@keyframes pulse {
  from {
    opacity: 1;
    -webkit-transform: scale(1);
    transform: scale(1);
  }
  to {
    opacity: 0.25;
    -webkit-transform: scale(0.75);
    transform: scale(0.75);
  }
}
/* GRID STYLING */
* {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.spinner-box {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  background-color: transparent;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 3px solid #0094ff;
  border-top: 1px solid transparent;
  border-radius: 50%;
  -webkit-animation: spin 0.8s linear 0s infinite;
  animation: spin 0.8s linear 0s infinite;
}