/* 
MIT License
Copyright (c) 2020 Example (https://github.com/3x)
https://github.com/xz/new.css/blob/master/LICENSE
*/

:root {
	--nc-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
	--nc-font-mono: Consolas, monaco, 'Ubuntu Mono', 'Liberation Mono', 'Courier New', Courier, monospace;

	/* Light theme */
	--nc-tx-1: #000000;
	--nc-tx-2: #1A1A1A;
	--nc-bg-1: #FFFFFF;
	--nc-bg-2: #F6F8FA;
	--nc-bg-3: #E5E7EB;
	--nc-lk-1: #0070F3;
	--nc-lk-2: #0366D6;
	--nc-lk-tx: #FFFFFF;
	--nc-ac-1: #79FFE1;
	--nc-ac-tx: #0C4047;

	/* Dark theme */
	--nc-d-tx-1: #e9ecef;
	--nc-d-tx-2: #e9ecef;
	--nc-d-bg-1: #343a40;
	--nc-d-bg-2: #343a40;
	--nc-d-bg-3: #222222;
	--nc-d-lk-1: #3291FF;
	--nc-d-lk-2: #0070F3;
	--nc-d-lk-tx: #FFFFFF;
	--nc-d-ac-1: #7928CA;
	--nc-d-ac-tx: #FFFFFF;
}


:root[data-theme-mode='light'] {
	--nc-tx-1: #000000;
	--nc-tx-2: #1A1A1A;
	--nc-bg-1: #FFFFFF;
	--nc-bg-2: #F6F8FA;
	--nc-bg-3: #E5E7EB;
	--nc-lk-1: #0070F3;
	--nc-lk-2: #0366D6;
	--nc-lk-tx: #FFFFFF;
	--nc-ac-1: #79FFE1;
	--nc-ac-tx: #0C4047;
}

:root[data-theme-mode='dark'] {
	--nc-tx-1: var(--nc-d-tx-1);
	--nc-tx-2: var(--nc-d-tx-2);
	--nc-bg-1: var(--nc-d-bg-1);
	--nc-bg-2: var(--nc-d-bg-2);
	--nc-bg-3: var(--nc-d-bg-3);
	--nc-lk-1: var(--nc-d-lk-1);
	--nc-lk-2: var(--nc-d-lk-2);
	--nc-lk-tx: var(--nc--dlk-tx);
	--nc-ac-1: var(--nc-d-ac-1);
	--nc-ac-tx: var(--nc--dac-tx);
}

@media (prefers-color-scheme: dark) {
	:root {
		--nc-tx-1: var(--nc-d-tx-1);
		--nc-tx-2: var(--nc-d-tx-2);
		--nc-bg-1: var(--nc-d-bg-1);
		--nc-bg-2: var(--nc-d-bg-2);
		--nc-bg-3: var(--nc-d-bg-3);
		--nc-lk-1: var(--nc-d-lk-1);
		--nc-lk-2: var(--nc-d-lk-2);
		--nc-lk-tx: var(--nc--dlk-tx);
		--nc-ac-1: var(--nc-d-ac-1);
		--nc-ac-tx: var(--nc--dac-tx);
	}
}

* {
	/* Reset margins and padding */
	margin: 0;
	padding: 0;
}

address,
area,
article,
aside,
audio,
blockquote,
datalist,
details,
dl,
fieldset,
figure,
form,
input,
iframe,
img,
meter,
nav,
ol,
optgroup,
option,
output,
p,
pre,
progress,
ruby,
section,
table,
textarea,
ul,
video {
	/* Margins for most elements */
	margin-bottom: 1.5rem;
}

html,input,select,button {
	/* Set body font family and some finicky elements */
	font-family: var(--nc-font-sans);
}

body {
	/* Center body in page */
	margin: 0 auto;
	max-width: 750px;
	padding: 2rem;
	border-radius: 6px;
	overflow-x: hidden;
	word-break: break-word;
	overflow-wrap: break-word;
	background: var(--nc-bg-1);

	/* Main body text */
	color: var(--nc-tx-2);
	font-size: 1.07rem;
	line-height: 2rem;
}

::selection {
	/* Set background color for selected text */
	background: var(--nc-ac-1);
	color: var(--nc-ac-tx);
}

h1,h2,h3,h4,h5,h6 {
	line-height: 1.5;
	color: var(--nc-tx-1);
	padding-top: .875rem;
}

h1,
h2,
h3 {
	color: var(--nc-tx-1);
	padding-bottom: 2px;
	margin-bottom: 8px;
	border-bottom: 1px solid var(--nc-bg-2);
}

h4,
h5,
h6 {
	margin-bottom: .3rem;
}

h1 {
	font-size: 2.25rem;
}

h2 {
	font-size: 1.85rem;
}

h3 {
	font-size: 1.55rem;
}

h4 {
	font-size: 1.25rem;
}

h5 {
	font-size: 1rem;
}

h6 {
	font-size: .875rem;
}

a {
	color: var(--nc-lk-1);
}

.feedtitle a {
	text-decoration: none;
    color: var(--nc-tx-1);
  }
.feedtitle a:hover {
	text-decoration: none;
  }

a:hover {
	color: var(--nc-lk-2);
}

abbr:hover {
	/* Set the '?' cursor while hovering an abbreviation */
	cursor: help;
}

blockquote {
	margin-left: 2.5rem;
	padding: 1.5rem;
	background: var(--nc-bg-2);
	border-left: 5px solid var(--nc-bg-3);
}

abbr {
	cursor: help;
}

blockquote *:last-child {
	padding-bottom: 0;
	margin-bottom: 0;
}

header {
	background: var(--nc-bg-2);
	border-bottom: 1px solid var(--nc-bg-3);
	padding: 1rem 1.5rem;
	
	/* This sets the right and left margins to cancel out the body's margins. It's width is still the same, but the background stretches across the page's width. */

	margin: -2rem calc(50% - 50vw) 1rem;

	/* Shorthand for:

	margin-top: -2rem;
	margin-bottom: 2rem;

	margin-left: calc(50% - 50vw);
	margin-right: calc(50% - 50vw); */

	padding-left: calc(50vw - 50%);
	padding-right: calc(50vw - 50%);
}

header h1,
header h2,
header h3 {
	padding-bottom: 0;
	border-bottom: 0;
}

header > *:first-child {
	margin: 0.3rem 0;
	padding: 0;
}

header > *:last-child {
	margin-bottom: 0;
}

a button,
button,
input[type="submit"],
input[type="reset"],
input[type="button"] {
	font-size: 1rem;
	display: inline-block;
	padding: 6px 12px;
	text-align: center;
	text-decoration: none;
	white-space: nowrap;
	background: var(--nc-lk-1);
	color: var(--nc-lk-tx);
	border: 0;
	border-radius: 4px;
	box-sizing: border-box;
	cursor: pointer;
	color: var(--nc-lk-tx);
}

a button[disabled],
button[disabled],
input[type="submit"][disabled],
input[type="reset"][disabled],
input[type="button"][disabled] {
	cursor: default;
	opacity: .5;

	/* Set the [X] cursor while hovering a disabled link */
	cursor: not-allowed;
}

.button:focus,
.button:enabled:hover,
button:focus,
button:enabled:hover,
input[type="submit"]:focus,
input[type="submit"]:enabled:hover,
input[type="reset"]:focus,
input[type="reset"]:enabled:hover,
input[type="button"]:focus,
input[type="button"]:enabled:hover {
	background: var(--nc-lk-2);
}

a img {
	margin-bottom: 0px;
}

code,
pre,
kbd,
samp {
	/* Set the font family for monospaced elements */
	font-family: var(--nc-font-mono);
}

code,
samp,
kbd,
pre {
	/* The main preformatted style. This is changed slightly across different cases. */
	background: var(--nc-bg-2);
	border: 1px solid var(--nc-bg-3);
	border-radius: 4px;
	padding: 3px 6px;
	/* ↓ font-size is relative to containing element, so it scales for titles*/
	font-size: 0.9em;
}

kbd {
	/* Makes the kbd element look like a keyboard key */
	border-bottom: 3px solid var(--nc-bg-3);
}

pre {
	padding: 1rem 1.4rem;
	max-width: 100%;
	overflow: auto;
}

pre code {
	/* When <code> is in a <pre>, reset it's formatting to blend in */
	background: inherit;
	font-size: inherit;
	color: inherit;
	border: 0;
	padding: 0;
	margin: 0;
}

code pre {
	/* When <pre> is in a <code>, reset it's formatting to blend in */
	display: inline;
	background: inherit;
	font-size: inherit;
	color: inherit;
	border: 0;
	padding: 0;
	margin: 0;
}

details {
	/* Make the <details> look more "clickable" */
	padding: .6rem 1rem;
	background: var(--nc-bg-2);
	border: 1px solid var(--nc-bg-3);
	border-radius: 4px;
}

summary {
	/* Makes the <summary> look more like a "clickable" link with the pointer cursor */
	cursor: pointer;
	font-weight: bold;
}

details[open] {
	/* Adjust the <details> padding while open */
	padding-bottom: .75rem;
}

details[open] summary {
	/* Adjust the <details> padding while open */
	margin-bottom: 6px;
}

details[open]>*:last-child {
	/* Resets the bottom margin of the last element in the <details> while <details> is opened. This prevents double margins/paddings. */
	margin-bottom: 0;
}

dt {
	font-weight: bold;
}

dd::before {
	/* Add an arrow to data table definitions */
	content: '→ ';
}

hr {
	/* Reset the border of the <hr> separator, then set a better line */
	border: 0;
	border-bottom: 1px solid var(--nc-bg-3);
	margin: 1rem auto;
}

fieldset {
	margin-top: 1rem;
	padding: 2rem;
	border: 1px solid var(--nc-bg-3);
	border-radius: 4px;
}

legend {
	padding: auto .5rem;
}

table {
	/* border-collapse sets the table's elements to share borders, rather than floating as separate "boxes". */
	border-collapse: collapse;
	width: 100%
}

td,
th {
	border: 1px solid var(--nc-bg-3);
	text-align: left;
	padding: .5rem;
}

th {
	background: var(--nc-bg-2);
}

tr:nth-child(even) {
	/* Set every other cell slightly darker. Improves readability. */
	background: var(--nc-bg-2);
}

table caption {
	font-weight: bold;
	margin-bottom: .5rem;
}

textarea {
	/* Don't let the <textarea> extend off the screen naturally or when dragged by the user */
	max-width: 100%;
}

ol,
ul {
	/* Replace the browser default padding */
	padding-left: 2rem;
}

li {
	margin-top: .4rem;
}

ul ul,
ol ul,
ul ol,
ol ol {
	margin-bottom: 0;
}

mark {
	padding: 3px 6px;
	background: var(--nc-ac-1);
	color: var(--nc-ac-tx);
}

textarea,
select,
input {
	padding: 6px 12px;
	margin-bottom: .5rem;
	background: var(--nc-bg-2);
	color: var(--nc-tx-2);
	border: 1px solid var(--nc-bg-3);
	border-radius: 4px;
	box-shadow: none;
	box-sizing: border-box;
	font-size:1.07rem;
}

img {
	max-width: 100%;
}

/* added */

/* right-margin */
	.mgr-1 {
		margin-right: 0.5rem;
	}

/* breadcrumb */
  .breadcrumb {
    padding: 0;
    margin: 0;
    font-size: smaller;
  }
  .breadcrumb li {
    display: inline;
    list-style: none;
  }
  .breadcrumb li:not(:last-child)::after {
    content: '>';
    padding: 0 0.5em;
  }

/* toc */
/* チェックボックスを非表示 */
.toc-check {
  display: none;
}
/* ラベル部分の修飾 */
.toc-label {
  display: flex;
  margin-top: 0.5em;
  padding: 6px 6px 0 12px;
  height: 30px;
  border-bottom: 1px solid var(--nc-bg-2);
  cursor: pointer;
}
/* チェックボックスにチェックが入っていない（メニュー非表示）状態の修飾 */
.toc-chapter {
  height: 0;
  opacity: 0;
  padding: 0 10px;
  visibility: hidden;
}
/* メニュー表示時のアイコン */
.toc-label:before {
  content: '\025b6';
  display: block;
  margin: 0 10px 0 0;
}
/* チェックボックスにチェックが入った（メニュー表示）状態の修飾 */
.toc-check:checked ~ .toc-chapter {
  height: auto;
  opacity: 1;
  padding: 0 10px;
  margin-left: 1em;
  transition: 0.5s;
  visibility: visible;
}
/* メニュー表示時のアイコン */
.toc-check:checked ~ .toc-label:before {
  content: '\025bc';
  display: block;
  margin: 0 10px 0 0;
}
/* メニューの修飾 */
#TableOfContents > ul > li > ul{
  display: block;
  text-align: left;
  list-style-type: disc;
}
#TableOfContents > ul > li > ul > li > ul{
  padding-left: 0.75em;
  list-style-type: circle;
}
.toc-title {
  border-radius: 5px;
  border: 1px solid var(--nc-bg-3);
  background: var(--nc-bg-2);
  margin:1.5rem 0;
  padding: 0;
}

/* header size small */
.h-small {
    font-size: 1.1rem;
    line-height: 1.7;
}

/* amazon */
.amazon-widget-img {
    float: right;
    margin: 0 1em;
  }
.clear {
	clear: both;
 }

/* sitetitle */
.sitetitle {
	text-decoration: none;
}
.gen-sitetitle {
	text-decoration: none;
	font-size: 2.25rem;
	color: var(--nc-tx-1);
	line-height: 1.5;
	padding-top: .875rem;
	padding-bottom: 2px;
	margin-bottom: 8px;
	padding-bottom: 0;
	font-weight: bold;
}

/* nav */
nav a {
	margin: 0 1rem 0 0;
	font-size: 1rem;
	color: var(--nc-tx-2);
	text-decoration: none;
}
.menu-content ul {
	padding-left: 0;
	margin-bottom: 0.7rem;
}
.menu-content li {
	display: inline;
	list-style: none;
}
#menu-btn-check {
    display: none;
}

@media screen and (max-width: 640px) {
	.menu-btn {
	    position: fixed;
	    top: 15px;
	    right: 10px;
	    display: flex;
	    height: 60px;
	    width: 60px;
	    justify-content: center;
	    align-items: center;
	    z-index: 90;
	}
	.menu-btn span,
	.menu-btn span:before,
	.menu-btn span:after {
	    content: '';
	    display: block;
	    height: 3px;
	    width: 25px;
	    border-radius: 3px;
	    background-color: #3584bb;
	    position: absolute;
	}
	.menu-btn span:before {
	    bottom: 8px;
	}
	.menu-btn span:after {
	    top: 8px;
	}
	#menu-btn-check:checked ~ .menu-btn span {
		background-color: rgba(255, 255, 255, 0);/*メニューオープン時は真ん中の線を透明にする*/
	}
	#menu-btn-check:checked ~ .menu-btn span::before {
		bottom: 0;
		transform: rotate(45deg);
		background-color: ghostwhite;
	}
	#menu-btn-check:checked ~ .menu-btn span::after {
		top: 0;
		transform: rotate(-45deg);
		background-color: ghostwhite;
	}
	.menu-content {
	    width: 100%;
	    height: 100%;
	    position: fixed;
	    top: 0;
	    left: 0;
	    z-index: 80;
	    background-color: #3584bb;
	}
	.menu-content ul {
	    padding: 70px 10px 0;
	}
	.menu-content ul li {
	    border-bottom: solid 1px #ffffff;
	    list-style: none;
	}
	.menu-content ul li a {
	    display: block;
	    width: 100%;
	    font-size: 15px;
	    box-sizing: border-box;
	    color:#ffffff;
	    text-decoration: none;
	    padding: 9px 15px 10px 0;
	    position: relative;
	}
	.menu-content ul li a::before {
	    content: "";
	    width: 7px;
	    height: 7px;
	    border-top: solid 2px #ffffff;
	    border-right: solid 2px #ffffff;
	    transform: rotate(45deg);
	    position: absolute;
	    right: 11px;
	    top: 16px;
	}
	.menu-content {
	    width: 100%;
	    height: 100%;
	    position: fixed;
	    top: 0;
	    left: 100%;/*leftの値を変更してメニューを画面外へ*/
	    z-index: 80;
	    background-color: #3584bb;
	    transition: all 0.5s;/*アニメーション設定*/
	}
	#menu-btn-check:checked ~ .menu-content {
	    left: 0;/*メニューを画面内へ*/
	}
}

/* feed */
.feed {
	margin-left: 1.5rem;
}

/* page date */
.date {
	font-size: smaller;
	text-align: right;
}

/* footer */
.footer {
	text-align: center;
	margin: 2rem auto 0;
	font-size: smaller;
}

/* to top */
#page_top{
		  width: 50px;
		  height: 50px;
		  position: fixed;
		  right: 0;
		  bottom: 0;
		  background: #2296f3;
		  opacity: 0.6;
		  margin: 0.5em;
		}
		#page_top a{
		  position: relative;
		  display: block;
		  width: 50px;
		  height: 50px;
		  text-decoration: none;
		}
		#page_top a::before{
		  font-family: 'Font Awesome 5 Free';
		  font-weight: 900;
		  content: '\f102';
		  font-size: 25px;
		  color: #fff;
		  position: absolute;
		  width: 25px;
		  height: 25px;
		  top: 0;
		  bottom: 0;
		  right: 0;
		  left: 0;
		  margin: auto;
		  text-align: center;
		}

/* search */
.item {
    margin: 1rem 1rem 1.5rem;
}
.item_excerpt {
    margin-left: 1rem;
}

/* search */
.item_summary {
    margin-left: 1rem;
}
.item_info {
    display: flex;
    justify-content: flex-end;
    font-size: smaller;
    margin-top: -0.3rem;
}
.item_date {
    margin-left: 0.5rem;
    font-style: italic;
}


/* mailform */
.Form {
  margin-top: 40px;
  margin-left: auto;
  margin-right: auto;
  max-width: 720px;
}
@media screen and (max-width: 480px) {
  .Form {
    margin-top: 40px;
  }
}
.Form-Item {
  padding-top: 24px;
  padding-bottom: 24px;
  width: 100%;
  display: flex;
  align-items: center;
}
@media screen and (max-width: 480px) {
  .Form-Item {
    padding-left: 14px;
    padding-right: 14px;
    padding-top: 16px;
    padding-bottom: 16px;
    flex-wrap: wrap;
  }
}
.Form-Item:nth-child(5) {

}
.Form-Item-Label {
  width: 100%;
  max-width: 248px;
  letter-spacing: 0.05em;
  font-weight: bold;
  font-size: 18px;
}
@media screen and (max-width: 480px) {
  .Form-Item-Label {
    max-width: inherit;
    display: flex;
    align-items: center;
    font-size: 15px;
  }
}
.Form-Item-Label.isMsg {
  margin-top: 8px;
  margin-bottom: auto;
}
@media screen and (max-width: 480px) {
  .Form-Item-Label.isMsg {
    margin-top: 0;
  }
}
.Form-Item-Label-Required {
  border-radius: 6px;
  margin-right: 8px;
  padding-top: 8px;
  padding-bottom: 8px;
  width: 48px;
  display: inline-block;
  text-align: center;
  background: #545454;
  color: #fff;
  font-size: 14px;
}
@media screen and (max-width: 480px) {
  .Form-Item-Label-Required {
    border-radius: 4px;
    padding-top: 4px;
    padding-bottom: 4px;
    width: 32px;
    font-size: 10px;
  }
}
.Form-Item-Input {
  border: 1px solid #ddd;
  border-radius: 6px;
  margin-left: 40px;
  padding-left: 1em;
  padding-right: 1em;
  height: 48px;
  flex: 1;
  width: 100%;
  max-width: 410px;
  background: var(--nc-bg-2);
  font-size: 18px;
}
@media screen and (max-width: 480px) {
  .Form-Item-Input {
    margin-left: 0;
    margin-top: 18px;
    height: 40px;
    flex: inherit;
    font-size: 16px;
  }
}
.Form-Item-Textarea {
  border: 1px solid #ddd;
  border-radius: 6px;
  margin-left: 40px;
  padding-left: 1em;
  padding-right: 1em;
  height: 216px;
  flex: 1;
  width: 100%;
  max-width: 410px;
  background: var(--nc-bg-2);
  font-size: 18px;
}
@media screen and (max-width: 480px) {
  .Form-Item-Textarea {
    margin-top: 18px;
    margin-left: 0;
    height: 200px;
    flex: inherit;
    font-size: 16px;
  }
}
.Form-Btn {
  border-radius: 6px;
  margin-top: 32px;
  margin-left: auto;
  margin-right: auto;
  padding-top: 20px;
  padding-bottom: 20px;
  width: 280px;
  display: block;
  letter-spacing: 0.05em;
  background: #545454;
  color: #fff;
  font-weight: bold;
  font-size: 20px;
}
@media screen and (max-width: 480px) {
  .Form-Btn {
    margin-top: 24px;
    padding-top: 8px;
    padding-bottom: 8px;
    width: 160px;
    font-size: 16px;
  }
}

/* light or dark */
/* モード切り替えボタン */
input[type="checkbox"] {
  display: none;
}
.switch {
  position: absolute;
  top: 2em;
  right: 4em;
}
.switch label {
  cursor: pointer;
}
.switch svg {
  height: 24px;
  width: 24px;
  color: var(--color);
  transition: .3s;
}
#switch-mode-dark svg {
  transform: scale(-1, 1);
}
#switch-mode-dark {
  display: none;
}
#js_mode_toggle:checked ~ label #switch-mode-dark {
  display: initial;
}
#js_mode_toggle:checked ~ label #switch-mode-light {
  display: none;
}

/* embed-pdf-shortcode */
.pdf-canvas {
    width: 80%;
    margin: 0 auto;
}
.pdf-paginator {
    text-align: center;
    margin-bottom: 1em;
}