:root {
	--box-size: 30px;
	--fret-bar: 5px;
	--fret-bar-small: 2px;
/* 	--fret-box: 30px; */
	--fret-box: 0px;
	--tone-diameter-w: 40px;
	--tone-diameter-h: 25px;
	--footer-font-color: #bbb;
	--sidemenuWidth: 100px;
}

* {
	margin: 0;
	padding: 0;
	vertical-align: top;
	box-sizing: border-box;
	font-family: sans-serif;
}
/*============================================================================================================================*/
html {
	width: 100%;
/* 	visibility: hidden; */
	font-size: 10px;
}
/*
html.wf-active {
	visibility: visible;
}
*/
body {
	width: 100%;
	margin: 0 auto;
	display: flex;
	flex-direction: column;
	background-color: #eee;
}
@media all and (max-width: 768px) {
body {
	width: 100%;
	margin: 0 auto;
}
}
a {
/* 	text-decoration: none; */
	color: #000;
}
main a:hover {
/* 	text-decoration: none; */
	color: gray;
}
header a {
	text-decoration: none;
	color: #000;
}
table {
	width: 100%;
	background-color: #ccc;
	border-collapse: collapse;
}
table th {
	border: 1px solid #fff;
	vertical-align: middle;
	padding: 10px;
	background-color: #777;
	color: #fff;
}
th:first-child {
	width: 200px;
}
table tr {
	width: 100%;
}
table td {
	border: 1px solid #fff;
	text-align: center;
	vertical-align: middle;
	font-size: 1.4rem;
	padding: 10px;
}
table th {
	font-size: 1.4rem;
}
button {
	width: 200px;
	font-weight: bold;
	font-size: 1.4rem;
	margin-bottom: 20px;
	padding: 10px;
	color: #000;
}
img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}
p {
/* 	width: 70%; */
	font-size: 1.6rem;
	margin-bottom: 50px;
}
@media all and (max-width: 768px) {
p {
	width: 100%;
}
}
li {
	font-size: 1.2rem;
}
span {
	font-size: 1.0rem;
}
a {
	text-decoration: none;
}
nav {
	width: 400px;
/* 	border: 1px solid #555; */
/* 	background-color: #fff; */
	margin-bottom: 50px;
}
@media all and (max-width: 768px) {
nav {
	width: 100%;
/* 	border: 2px solid #555; */
}
}
nav p {
	margin-bottom: 20px;
}
ul {
	width: 100%;
	list-style: none;
/* 	margin-left: 15px; */
}
ul:first-child {
	margin-bottom: 20px;
}
ul:only-child {
	margin-bottom: 0px;
}
li {
	font-weight: bold;
	padding-left: 20px;
	border-left: 1px solid #000;
}
@media all and (max-width: 768px) {
li {
	height: auto;
	padding: 5px 0;
	padding-left: 10px;
}
}
li:not(:last-child) {
}
li > a {
	height: 100%;
	display: block;
	padding: 10px 15px 5px 0px;
	font-size: 1.6rem;
}
li:first-child > a {
	padding-top: 15px;
}
li:last-child > a {
	padding-bottom: 15px;
}
h1 {
	font-size: 2.5rem;
	margin-bottom: 50px;
/* 	line-height: 100px; */
}
h2 {
	font-size: 1.8rem;
	margin-bottom: 50px;
}
h3 {
	font-size: 1.4rem;
	margin-bottom: 20px;
}
h4 {
	font-size: 1.3rem;
	margin-bottom: 10px;
}
h5 {
	font-size: 1.2rem;
	margin-bottom: 10px;
}
h6 {
	margin-bottom: 10px;
}
div.containar {
	width: 80%;
	padding-left: 20px;
	padding-right: 20px;
	margin: 0 auto;
}
@media all and (max-width: 768px) {
div.containar {
	width: 100%;
	padding-left: 0px;
	padding-right: 0px;
}
}
/*============================================================================================================================*/
#sidemenu {
	width: var(--sidemenuWidth);
	height: 100%;
	position: fixed;
	background-color: #777;
	
}
@media all and (max-width: 768px) {
#sidemenu {
	width: 0%;
/* 	display: none;	 */
}
}
#sidemenu > div {
	position: relative;
}
#menu_icon {
	width: 30px;
	height: 27px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	position: absolute;
	top: 30px;
	left: 50%;
	transform: translateX(-50%);
}
@media all and (max-width: 768px) {
#menu_icon {
	display: none;
}
}
#menu_icon > div {
	width: 100%;
	height: calc(100% / 7);
	background-color: #000;
}
#menu_icon_res {
	display: none;
}
@media all and (max-width: 768px) {
#menu_icon_res {
	width: 30px;
	height: 27px;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	margin-left: auto;
}
}
#menu_icon_res > div {
	width: 100%;
	height: calc(100% / 7);
	background-color: #000;
}
/*============================================================================================================================*/
#menu {
	width: calc(100% - var(--sidemenuWidth));
	height: 100%;
	position: fixed;
	right: 0;
	background-color: rgba(230, 230, 230, 0.95);
	padding: 50px;
	z-index: 9999;
	overflow-y: scroll;
	display: none;
}
@media all and (max-width: 768px) {
#menu {
	width: calc(100%);
	padding: 0px 15px 50px 15px;
}
}
#menu > div:first-child {
	width: 100%;
	height: 100px;
	display: flex;
	flex-direction: row;
	align-items: center;
}
#menu h2 {
	font-size: 1.8rem;
	line-height: 100px;
	margin-bottom: 0px;
}
#menu > div:first-child > div#menu_close_icon {
	width: 30px;
	height: 27px;
	margin-left: auto;
	position: relative;
}
#menu_close_icon > div {
	width: 100%;
	height: calc(100% / 7);
	background-color: #000;
}
#menu_close_icon > div:first-child {
	position: absolute;
	top: 50%;
	transform: translateY(-50%) rotate(45deg);
}
#menu_close_icon > div:last-child {
	position: absolute;
	top: 50%;
	transform: translateY(-50%) rotate(-45deg);
}
/*============================================================================================================================*/
header {
/* 	width: calc(100% - var(--sidemenuWidth)); */
	width: calc(100%);
	height: 100px;
	display: flex;
	flex-direction: row;
	background-color: #ccc;
/* 	margin-left: var(--sidemenuWidth); */
}
@media all and (max-width: 768px) {
header {
	width: calc(100%);
	padding-left: 15px;
	padding-right: 15px;
	margin-left: 0px;
}
}
header div.containar {
	display: flex;
	flex-direction: row;
}
@media all and (max-width: 768px) {
header div.containar {
	margin-bottom: 10px;
	padding-left: 0px;
	padding-right: 0px;
	align-items: center;
}
}
header div.containar > div#logo_container {
	width: 100%;
	display: flex;
	flex-direction: row;
}
@media all and (max-width: 768px) {
header div.containar > div#logo_container {
	margin-bottom: 0px;
	padding-left: 0px;
	padding-right: 0px;
}
}
header > div.containar > div#logo_container > .logo {
	margin-left: auto;
}
@media all and (max-width: 768px) {
header > div.containar > div#logo_container > .logo {
	width: 120px;
}
}
header > div.containar > div#logo_container > .logo img {
	width: 100px;
	object-fit: contain;
}
@media all and (max-width: 768px) {
header > div.containar > div#logo_container > .logo img {
	width: 100%;
}
}
header > div.containar > div#logo_container > .imglogo {
	width: 70px;
}
@media all and (max-width: 768px) {
header > div.containar > div#logo_container > .imglogo {
	width: 50px;
}
}
header > div.containar > div#logo_container > .imglogo img {
	width: 100%;
	object-fit: contain;
}
@media all and (max-width: 768px) {
header > div.containar > div#logo_container > .imglogo img {
	width: 100%;
}
}
header > div > p.title {
	font-size: 2.5rem;
	margin-bottom: 0px;
	line-height: 100px;
/* 	text-align: right; */
	text-align: left;
	font-weight: bold;
/* 	margin-left: auto; */
}
@media all and (max-width: 768px) {
header > div > p.title {
	width: 100%;
	text-align: left;
	margin-bottom: 0px;
	margin-left: 0px;
}
}
header > div > p.title > a {
	color: #333;
}
header > div > p.title > a:hover {
	color: #ddd;
}
/*============================================================================================================================*/
/*============================================================================================================================*/
footer {
/* 	width: calc(100% - var(--sidemenuWidth)); */
	width: calc(100%);
	padding-top: 50px;
	padding-bottom: 20px;
	display: flex;
	flex-direction: column;
	background-color: #333;
/* 	margin-left: var(--sidemenuWidth); */
}
@media all and (max-width: 768px) {
footer {
	width: calc(100%);
	padding-left: 15px;
	padding-right: 15px;
	flex-direction: column;
	margin-left: 0px;
	padding-top: 20px;
	padding-bottom: 0px;
}
}
footer div.containar {
	display: flex;
	flex-direction: column;
}
@media all and (max-width: 768px) {
footer div.containar {
	margin-bottom: 10px;
	padding-left: 0px;
	padding-right: 0px;
}
}
footer div.containar > div#logo_container {
	width: 100%;
	display: flex;
	flex-direction: row;
	margin-bottom: 50px;
}
@media all and (max-width: 768px) {
footer div.containar > div#logo_container {
	padding-left: 0px;
	padding-right: 0px;
}
}
footer > div.containar > div#logo_container > .logo {
	margin-left: auto;
}
@media all and (max-width: 768px) {
footer > div.containar > div#logo_container > .logo {
	width: 100px;
}
}
footer > div.containar > div#logo_container > .logo img {
	width: 120px;
	object-fit: contain;
}
@media all and (max-width: 768px) {
footer > div.containar > div#logo_container > .logo img {
	width: 100%;
}
}
footer > div.containar > div#logo_container > .imglogo {
	width: 70px;
}
@media all and (max-width: 768px) {
footer > div.containar > div#logo_container > .imglogo {
	width: 50px;
}
}
footer > div.containar > div#logo_container > .imglogo img {
	width: 100%;
	object-fit: contain;
}
@media all and (max-width: 768px) {
footer > div.containar > div#logo_container > .imglogo img {
	width: 100%;
}
}
footer > div > p.title {
	width: 100%;
	font-size: 2.5rem;
	text-align: right;
	font-weight: bold;
	margin-bottom: 50px;
}
footer > div > p.title > a {
	font-size: 2.4rem;
	color: var(--footer-font-color);
}
footer > div > p > a {
	color: var(--footer-font-color);
}
footer > div > p {
	width: 100%;
	font-size: 1.2rem;
	color: var(--footer-font-color);
	text-align: right;
	margin-bottom: 0px;
}
footer > div > div {
	width: 100%;
	font-size: 2.5rem;
	text-align: right;
	font-weight: bold;
	margin-bottom: 20px;
}
footer > div > div > p > a {
	font-size: 1.2rem;
	color: var(--footer-font-color);
}
div.sns_containar {
	
}
div#sns_containar img {
	width: 20px;
	
}
/*============================================================================================================================*/
main {
/* 	width: calc(100% - var(--sidemenuWidth)); */
	width: calc(100%);
	padding-top: 50px;
	padding-bottom: 100px;
/* 	padding-left: 100px; */
/* 	padding-right: 150px; */
	display: flex;
	flex-direction: column;
	margin-bottom: 200px;
/* 	margin-left: var(--sidemenuWidth); */
}
@media all and (max-width: 768px) {
main {
	width: calc(100%);
	flex-direction: column;
	padding-top: 15px;
	padding-left: 15px;
	padding-right: 15px;
	margin-left: 0px;;
}
}
main > div > div {
	margin-bottom: 50px;
}
main > div > div {
	margin-bottom: 50px;
}
main > div#sound > div > div:first-child {
	margin-bottom: 50px;
}
@media all and (max-width: 768px) {
main > div#sound > div > div:first-child {
	padding-left: 20px;
	padding-right: 20px;
}
}
div.wave_container {
	width: calc((100% / 3) - ((90px * 2) / 3));
	margin-bottom: 50px;
	padding: 20px 0px 20px 0px;
	margin-right: 90px;
}
@media all and (max-width: 768px) {
div.wave_container {
	width: calc(100%);
	margin-right: 0px;
	padding: 20px 20px 20px 20px;
}
}
div.wave_container:nth-child(3n) {
	margin-right: 0px;
}
div.wave_container > h3 {
	margin-bottom: 20px;
}
div.wave_container > p {
	margin-bottom: 10px;
}
div.wave_container > div {
	margin-bottom: 20px;
}

#sound main > div {
	width: 100%;
	display: flex;
	flex-direction: column;
}
#sound main > div > div:nth-child(2) {
	margin-bottom: 30px;
}
#sound main > div > h2 {
	margin-bottom: 20px;
}
div#sound_container {
/* 	width: 100%; */
	display: flex;
	flex-direction: row;
	flex-wrap: wrap;
}

.download_audio {
	width: 200px;
	font-weight: bold;
	font-size: 1.4rem;
	margin-bottom: 0px;
	color: #000;
	border: 1px solid #000;
	text-align: center;
}
.download_audio a {
	display: block;
	padding: 10px;
}