@charset "utf-8";
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&display=swap');




body {
  /*font-family: "Hiragino Sans", sans-serif;*/
  font-family: 'Noto Sans JP', sans-serif;
  
}

hr {
    opacity: 1;
    height: 2.5px;
    margin-top:2em;
    margin-bottom:2em;
    border: none;
    background: linear-gradient(to right, 
    #014053,
    #05486E,
    #105D8E,
    #227CAA,
    #3B9BBD,
    #58B3BF,
    #76BFB3,
    #96BC9A,
    #B5AA7A,
    #D08D5D,
    #E66E48,
    #F55240,
    #FF4348
    );
}

hr.w-33{
    width:33%;
    margin-left:auto;
    margin-right: auto;
}

a  {
    color:#000000;
    text-decoration: none;
}
a:hover {
    color:#000000;
}
a:visited {
    color:#555555;
}

div.h1-wrapper {
    margin-top:4em;
}

@media screen and (min-width: 768px) { div.h1-wrapper{
    margin:0; padding:0;
    margin-top:4em;
    border-top: 3px solid #000;
}}

img {
    width:100%;
    height:auto;
}

h1 {
    display: inline-block;
    margin: 0;
    margin-bottom:1em;
    padding-top: 0.2em;
    padding-bottom:0.2em;
    padding-left: 2em;
    padding-right: 2em;
    color:#ffffff;
    background-color: #000000;
    font-weight: 500;
    text-indent: 1em;
    letter-spacing: 1em;
}




h2 {
    display: inline-block;
    font-weight: 500;
    padding-bottom: 0.2em;
    border-bottom: solid 2px #000000;
}



.comment {
    background-color: #ffffff;
    border: solid 2px #000000;
}

.comment-inner {
    margin:0;
    padding:1em;   
}




footer {
    background-color: #000000;
    position: relative;
    padding-bottom:5px;
    padding-top:2em;
}


.footer-gradient {
    position: absolute;
    bottom:0;
    width:100%;
    height: 5px;
    border: none;
    background: linear-gradient(to right, 
    #014053,
    #05486E,
    #105D8E,
    #227CAA,
    #3B9BBD,
    #58B3BF,
    #76BFB3,
    #96BC9A,
    #B5AA7A,
    #D08D5D,
    #E66E48,
    #F55240,
    #FF4348
    );
}

.footer-copyright {
    padding-top:1rem;
    margin-bottom:0.1em;
    font-family: Helvetica, Arial, sans-serif;
    font-size: clamp(0.375em, calc(0.375rem + ((1vw - 0.2em) * 0.7059)), 0.75em);
    min-height: 0vw;
    letter-spacing: clamp(0.0625em, calc(0.0625rem + ((1vw - 0.2em) * 0.1176)), 0.125em);
    min-height: 0vw;
    color:#ffffff;
}

.footer-logo-container {
    background: #440000;
    display: table;
    height:15vw;
    width: 100%;
}

.footer-logo-container-inner {
    display: table-cell;
    vertical-align: middle;
}

.footer-logo {
    display: inline-block;
    max-width: 95%;
}

.footer-header {
    font-weight: 500;
    margin:0;
    color:#ffffff;
}

.footer-info {
    display: inline-block;
    color:#ffffff;
}

.footer-info a {
    color:#ffffff;
}



/* for container-fluid */
.maxWidth {
    max-width:1000px;
}



.gradBox{
    /*position:relative;*/
    width:100%;height:100%;
    background: repeating-linear-gradient(to right,
    #014053 0%,
    #05486E 5%,
    #105D8E 10%,
    #227CAA 15%,
    #3B9BBD 20%,
    #58B3BF 25%,
    #76BFB3 30%,
    #96BC9A 35%,
    #B5AA7A 40%,
    #D08D5D 45%,
    #E66E48 50%,
    #F55240 55%,
    #FF4348 60%,
    #341B36 70%,
    #014053 80%,
    #05486E 85%,
    #105D8E 90%,
    #227CAA 95%,
    #3B9BBD 100%
    );
    background-size: 500% 500%;
    -webkit-animation: gradBox-keyframe 8s linear infinite;
    animation: gradBox-keyframe 8s linear infinite;
}

@-webkit-keyframes gradBox-keyframe {
    0%{background-position:0% 50%}
    100%{background-position:100% 50%}
}
@keyframes gradBox-keyframe { 
    0%{background-position:0% 50%}
    100%{background-position:100% 50%}
}

.gradBox-cover {
    width: 100%; height:100%;
    padding:2px;
    background-color:rgba(0,0,0,1);
    transition: background-color 0.5s;
}

@media screen and (min-width: 512px) {
.gradBox-cover:hover {
    width: 100%; height:100%;
    padding:2px;
    background-color:rgba(0,0,0,0);
    transition: background-color 0.0s;
}
}

.gradBox-cover:active {
    width: 100%; height:100%;
    padding:2px;
    background-color:rgba(0,0,0,0);
    transition: background-color 0.0s;
}

.gradBox-cover:visited {
    width: 100%; height:100%;
    padding:2px;
    background-color:rgba(255,0,0,1);
    transition: background-color 0.5s;
}

.gradBox-inner {
    position: relative;
    width: 100%; height:100%;
    vertical-align: middle;
    background-color: #FFF;
}

.gradBox-for-button {
    width: 100%; height:100%;
    padding-top:0.1em;
    padding-bottom: 0.1em;
    vertical-align: middle;
    background-color: rgba(255,255,255,0);
}

.gradBox-inner > p {
    margin:0;
}


/* non-non-gradBox */

.non-gradBox{
    /*position:relative;*/
    width:100%;height:100%;
    background-color: #000000;
    padding:2px;
}

.non-gradBox-inner > p {
    margin:0;
}


.indexBox{
    margin:0;
    padding:0.5em;
}

.index-text {
    margin:0;
    padding:0;
    font-weight: 500;
    text-align:center;
    border-bottom: solid 2px #000000;
}





/* Category Indicator Settings */
p.gradBox-category {
    position: absolute;
    margin:0;padding:0;
    top:0; left:0;
    z-index: 50;

    height: 1.45em;
    line-height: 1.45em;

    text-align: center;
    /*color: #ffffff;*/
    background-color: #000000;
    color:#ffffff;

    

}
 

.img-border {
    border-bottom: solid 2px #000000;
}

.img-border-for-gradient {
    margin-bottom: 2px;
}

.top-image-array {
    position: relative;
    height:70vh;
}

.top-image-array img {
    position: absolute;
    width:100%;
    height:70vh;
    object-fit:cover;
}



.top-image-innerBox {
    position:relative;
    z-index: 3;
}

.top-image-innerBox-container {
    position: absolute;
    left:0;
    bottom:1.5em;
}



.top-image-description-01 {
    display:inline-block;
    margin:0;padding: 0;
    background-color: #000000; color: #ffffff;
    font-feature-settings: "palt" 1;
    font-weight: 500;
    
}

.top-image-description-02 {
    display:inline-block;
    margin:0;padding: 0;
    margin-bottom:1em;
    background-color: #000000; color: #ffffff;
    font-feature-settings: "palt" 1;
    font-weight: 500;
}


.top-image-description-03 {
    display:inline-block;
    margin:0;padding:0;
    background-color: #000000; color: #ffffff;
    font-feature-settings: "palt" 1;
    font-weight: 500;
}




.topic {
    background-color:#ffffff;
    font-feature-settings: "palt" 0;
}

.topic-wrapper {
    padding-top:0.5em;
    padding-bottom: 0.5em;
    padding-left:0.75em;
    padding-right:0.75em;
}

.topic-arrow {
    background-color: #000000;
    width:25px;
}

.topic-image {
    width:100%;
    height:100%;
    object-fit:cover;
    border-right: solid 2px #000000;
}

.topic-inner {
    position: relative;
    padding-top: 0.25em;
    padding-bottom: 0.5em;
    padding-left:0.5em;
    padding-right:0.5em;
}

.topic-category {
    display:inline-block;
    margin:0;padding:0;

    height: 1.45em;
    line-height: 1.45em;
    text-align: center;
    color: #ffffff;
    background-color: #000000;
}
.topic-date {
    margin:0; padding:0;
    margin-top:0.25em;
    font-weight: 500;
    letter-spacing: 0.15em;
}

.topic-description {
    margin:0; padding:0;
    margin-top:0.25em;
    font-weight: 400;
}
.topic-title {
    margin:0; padding:0;
    font-weight: 500;
    letter-spacing: 0.15em;
}
.topic-link {
    margin:0; padding:0;
    font-weight: 500;
    text-align: right;
    letter-spacing: 0.15em;
    text-decoration: underline;
}


.grade-number {
    background-color: #000000;
    color:#ffffff;
}

.grade-number-inner {
    margin:0;padding:0;
    font-weight: 500;
    padding-left:calc(2em - 2px);
    padding-right:2em;
    padding-top: 0.15em;
    padding-bottom: 0.15em;
    letter-spacing: 0.2em;
    text-indent: 0.2em;
}

.grade-objective {
    background-color: #ffffff;
}

.grade-objective-inner {
    margin:0;padding:0;
    font-weight: 500;
    padding-left:1em;
    padding-right:calc(1em - 2px);
    padding-top: 0.15em;
    padding-bottom: 0.15em;
    letter-spacing: 0.2em;
    text-indent: 0.2em;
    font-feature-settings: "palt" 1;
}

.grade-description {
    background-color: #ffffff;
    margin-top:2px;
}

.grade-description-inner {
    margin:0;
    padding-top:0.5em; padding-bottom:0.5em;
    padding-left:1em; padding-right:1em;
    
}


.class-name {
    background-color:#ffffff;
    position: relative;
}

.class-name-inner {
    position: absolute;
    font-weight: 400;
    letter-spacing: 0.15em;
    margin-left:0.75em;
    top: 50%;
    -webkit-transform : translateY(-50%);
    transform : translateY(-50%);
}

.class-info {
    color:#ffffff;
    padding-left:3px;
    padding-right:3px;
}

.class-info-roof {
    font-weight: 400;
    padding-left:1em;
    padding-right:calc(1em - 2px);
    border-bottom: solid 0.25px #ffffff;
    letter-spacing: 0.2em;
    text-indent: 0.2em;
}

.class-info-ground {
    font-weight: 400;
    padding-left:1em;
    padding-right:calc(1em - 2px);
    border-top: solid 0.25px #ffffff;
    letter-spacing: 0.2em;
    text-indent: 0.2em;
}

.equip-name {
    margin:0;
    background-color:#ffffff;
    padding-top: 0.5em;
    padding-bottom: 0.5em;
    padding-left:0.75em;
    padding-right:0.75em;
    font-feature-settings: "palt" 1;
}

.equip-name-inner {
    margin:0;padding:0;
    font-weight: 400;
    letter-spacing: 0.05em;
}


.teacher-name {

    margin:0;
    background-color:#ffffff;
    padding-top: 0.25em;
    padding-bottom: 0.25em;
    font-feature-settings: "palt" 1;
}

.teacher-name-inner {
    margin:0;padding:0;
    font-weight: 400;
    letter-spacing: 0.15em;
    margin-left:0.5em;
    text-decoration: underline;
}



.job-name {
    background-color:#ffffff;
    font-feature-settings: "palt" 0;
    padding-top: 0.25em;
    padding-bottom: 0.25em;
}


.job-name-roof {
    margin:0; padding:0;
    font-weight: 400;
    letter-spacing: 0.15em;
    margin-left:0.75rem;
}
.job-name-ground {
    margin:0; padding:0;
    font-weight: 400;
    letter-spacing: 0.15em;
    margin-left:0.75rem;
}

.curl{
    position:relative;
}
.curl-border{
    position:absolute;
    right: 0;
    bottom: 0;
    width:17px;
    height:17px;
    background-color: #000000;
    z-index:1;
}
.curl-triangle-A01{
    position: absolute;
    right: 0px;
    bottom:0px;
    width: 0;
    height: 0;
    border-style: solid;
    border-color:  #eb2f06 #000000 transparent transparent;
    border-width: 15px 15px 0px 0px;
    z-index:2;
}
.curl-triangle-A02{
    position: absolute;
    right: 0px;
    bottom:0px;
    width: 0;
    height: 0;
    border-style: solid;
    border-color:  #1bb198 #000000 transparent transparent;
    border-width: 15px 15px 0px 0px;
    z-index:2;
}
.curl-triangle-A03{
    position: absolute;
    right: 0px;
    bottom:0px;
    width: 0;
    height: 0;
    border-style: solid;
    border-color:  #0b4fbd #000000 transparent transparent;
    border-width: 15px 15px 0px 0px;
    z-index:2;
}
.curl-triangle-B{
    position: absolute;
    right: -2.25px;
    bottom:-2.25px;
    width: 0;
    height: 0;
    border-style: solid;
    border-color: transparent #ffffff transparent transparent;
    border-width: 17px 17px 0px 0px;
    z-index: 3;
}




.button-text {
    color:#ffffff;
    text-align: center;
    margin:0;
    padding-top: 0.1em;
    padding-bottom:0.1em;
}


.modal{
    display: none;
    height: 100vh;
    position: fixed;
    top: 0;
    width: 100%;
    z-index:100;
}
.modal-bg{
    background: rgba(0,0,0,0.8);
    height: 100vh;
    position: absolute;
    width: 100%;
}
.modal-content{
    background: #fff;
    width: calc(100% - 20px);
    max-width: 980px;
    left: 50%;
    padding: 30px;
    position: absolute;
    top: 50%;
    transform: translate(-50%,-50%);
}
@media screen and (max-width: 576px) { .modal-content {
    padding: 10px;
}}


.icon-scroll{
    left:50%;
    position:relative;
}
.icon-scroll:before {
  position: absolute;
  left: 50%;
}

.icon-scroll {
  width: 20px;
  height: 35px;
  margin-left: -10px;

  box-shadow: inset 0 0 0 2px #000000;
  border-radius: 13px;
}

.icon-scroll:before{
  content: '';
  width: 4px;
  height: 4px;
  background: #000000;
  margin-left: -2px;
  top: 4px;
  border-radius: 2px;
  animation-duration: 1.5s;
  animation-iteration-count: infinite;
  animation-name: scroll;
}

@keyframes scroll{
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(23px);
  }
}

.add-margin-top {
    margin-top:1em;
}

.aki {
    letter-spacing: 0.3em;
}

.make-relative {
    position: relative;
}


/*
bootstrap CheatSheet!

なし	<576px
小（Small）     sm	≥576px
中（Medium）  	md	≥768px
大（Large）     lg	≥992px
特大（XL）	    xl	≥1200px
*/

/* NOTO SANS - AVAILABLE WEIGHT LIST
font-weight: 100;
font-weight: 200;
font-weight: 300;
font-weight: 400;
font-weight: 500;
font-weight: 700;
font-weight: 900;

*/