.video-frame {
    z-index: -2;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video {
    display: block;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
}

.video-cover {
    z-index: -1;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url(../img/background.png);
    opacity: 0.8;
}

header {
    height: 80px;
    background-color: rgba(255, 255, 255, 0.7);
}

header .header-wrap {
    display: flex;
    flex-wrap: wrap;
}

header .logo img {
    height: 60px;
    margin-top: 10px;
    margin-bottom: 10px;
    margin-right: 10px;
}

header .title {
    font-family: futura-lt-w01-light,sans-serif;
    color: #5F5E61;
    width: 50vw;
}

header .title .copy {
    font-size: 11px;
    letter-spacing: 0.12em;
    margin-top: 5px;
    margin-bottom: 5px;
}

header .title .name-wrap {
    display: flex;
    flex-wrap: wrap;
    font-weight: bold;
    letter-spacing: 0.05em;
}

header .title .corp {
    display: flex;
    align-items: center;
    font-size: 13px;
    width: 100%;
}

header .title .name {
    display: flex;
    align-items: center;
    font-size: 18px;
    height: 100%;
}

.drawer-hamburger {
    padding: 28px 20px;
}

ul.drawer-menu {
    margin-top: 10px;
}

ul.drawer-menu li a.drawer-menu-item {
    color: #5F5E61;
    padding: 10px 20px;
}

ul.drawer-menu li a.drawer-menu-item:active,
ul.drawer-menu li a.drawer-menu-item:focus,
ul.drawer-menu li a.drawer-menu-item:hover {
    text-decoration: none;
    color: #BF8A6A;
}

.menu-pc {
    display: none;
}

.menu-pc .menu-items {
    margin-left: 30px;
    margin-top: 15px;
    display: flex;
    align-items: center;
}

.menu-pc .menu-items a {
    font-size: 12px;
    font-weight: bold;
    color: #5F5E61;
    margin-left: 20px;
    margin-right: 20px;
}

.menu-pc .menu-btns {
    margin-top: 15px;
    display: flex;
    align-items: center;
}

.menu-sp .menu-btns {
    padding: 10px 20px;
}

.menu-sp a.menu-btn-icon,
.menu-pc .menu-btns a.menu-btn-icon {
    font-size: 24px;
    color: #AAAAAA;
    margin-left: 7px;
    margin-right: 7px;
}

.menu-sp a.menu-btn-btn,
.menu-pc .menu-btns a.menu-btn-btn {
    font-size: 16px;
    display: inline-block;
    padding: 3px 40px;
    color: #FFFFFF;
    background-color: rgba(61, 155, 233, 1);
    border-radius: 20px;
    margin-left: 25px;
}

.menu-sp a.menu-btn-btn {
    margin-left: 0;
}

.menu-pc .menu-btns a.menu-btn-icon:active,
.menu-pc .menu-btns a.menu-btn-icon:focus,
.menu-pc .menu-btns a.menu-btn-icon:hover,
.menu-pc .menu-items a:active,
.menu-pc .menu-items a:focus,
.menu-pc .menu-items a:hover {
    text-decoration: none;
    color: #BF8A6A;
}

.menu-sp a.menu-btn-btn:active,
.menu-sp a.menu-btn-btn:focus,
.menu-sp a.menu-btn-btn:hover,
.menu-pc .menu-btns a.menu-btn-btn:active,
.menu-pc .menu-btns a.menu-btn-btn:focus,
.menu-pc .menu-btns a.menu-btn-btn:hover {
    text-decoration: none;
    background-color: rgb(116, 212, 241);
    transition: background-color 0.5s linear;
}

main .visual {
    margin-top: 30px;
    position: relative;
}

main .visual .svg {
    opacity: 0.15;
    padding: 0 20%;
    visibility: hidden;
}

main .visual .logo-black {
    position: absolute;
    top: 8%;
    left: 12%;
    width: 60%;
    height: 100vw;
    background: url(../img/logo-black.png) top center no-repeat;
    background-size: contain;
    visibility: hidden;
}

main .visual .text {
    position: absolute;
    top: 0%;
    left: 0%;
    width: 100%;
    text-align:center;
}

main .visual .text .copy {
    margin-top: 20vw;
    font-size: 8vw;
    color: #3D9BE9;
    font-family: roboto-bold,roboto,sans-serif;
    font-style: italic;
}

main .visual .text .message {
    margin-top: 10px;
    font-family: 'ｍｓ ゴシック','ms gothic','ヒラギノ角ゴ pro w3','hiragino kaku gothic pro',osaka,sans-serif;
    font-weight: bold;
    font-size: 3vw;
    color: #FFFFFF;
}

main .visual .text .english {
    margin-top: 15vw;
    font-family: worksans-extralight,work sans,sans-serif;
    font-style: italic;
    font-variant: normal;
    font-weight: normal;
    font-size: 3vw;
    color: #FFFFFF;
    letter-spacing: 0.7em;
}

main .slider {
    margin-top: 80px;
}

main .slider .slider-img {
    margin: 2px;
    width: calc((100vw - 38px) / 2);
}

main .slider .slider-prev {
    display: flex;
    align-items: center;
    width: 20px;
    height: 40px;
    position: absolute;
    top: calc((100% - 40px) / 2);
    left: 20px;
    color: #FFFFFF;
    font-size: 30px;
    z-index: 2;
    cursor: pointer;
}

main .slider .slider-next {
    display: flex;
    align-items: center;
    width: 20px;
    height: 40px;
    position: absolute;
    top: calc((100% - 40px) / 2);
    right: 20px;
    color: #FFFFFF;
    font-size: 30px;
    z-index: 2;
    cursor: pointer;
}

main .about {
    text-align: center;
    margin-top: 30px;
    margin-bottom: 80px;
}

main .yj-btn {
    display: inline-block;
    padding: 15px 40px;
    background-color: rgba(61, 155, 233, 1);
    color: #FFFFFF;
    border-radius: 35px;
}

main .yj-btn:active,
main .yj-btn:focus,
main .yj-btn:hover {
    text-decoration: none;
    background-color: rgb(116, 212, 241);
    transition: background-color 0.5s linear;
}

.modal-footer .yj-white-btn,
main .yj-white-btn {
    display: inline-block;
    padding: 8px 0;
    width: 90%;
    text-align: center;
    border: 1px solid rgba(61, 155, 233, 1);
    color: rgba(61, 155, 233, 1);
    background-color: #FFFFFF;
    border-radius: 35px;
    font-size: 13px;
}

.modal-footer .yj-white-btn:active,
.modal-footer .yj-white-btn:focus,
.modal-footer .yj-white-btn:hover,
main .yj-white-btn:active,
main .yj-white-btn:focus,
main .yj-white-btn:hover {
    text-decoration: none;
    background-color: rgba(61, 155, 233, 1);
    border: 1px solid #FFFFFF;
    color: #FFFFFF;
    transition: background-color 0.5s linear;
}

main .aboutus .aboutus-content .yj-btn {
    padding: 15px 0;
    width: 90%;
    text-align: center;
}

main .pane {
    margin-top: 50px;
    background-color: #FFFFFF;
}

main .aboutus {
    padding: 20px;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}

main .aboutus .aboutus-header {
    width: 100%;
}

main .aboutus .aboutus-header .title {
    text-align: center;
    color: rgba(61, 155, 233, 1);
    font-family: worksans-extralight,work sans,sans-serif;
    font-style: italic;
    font-variant: normal;
    font-weight: normal;
    font-size: 20px;
    letter-spacing: 0.05em;
}

main .aboutus .aboutus-header .message {
    margin-top: 20px;
    text-align: center;
    color: rgba(61, 155, 233, 1);
    font-family: メイリオ,meiryo,ヒラギノ角ゴ pro w3,hiragino kaku gothic pro,sans-serif;
    font-weight: bold;
    font-size: 3.6vw;
    letter-spacing: 0.1em; 
}

main .aboutus .aboutus-header .description {
    margin-top: 20px;
    font-size: 15px;
    color: #5F5E61;
}

main .aboutus .aboutus-content {
    width: 100%;
    margin-top: 20px;
}

main .aboutus .aboutus-content div {
    text-align: center;
    margin: 15px 0;
}

main .aboutus .aboutus-content .copy {
    font-weight: bold;
    color: #15342F;
    font-size: 24px;
}

main .aboutus .aboutus-content .image img {
    width: 46%;
    margin: 2%;
}

main .project {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}

main .project .project-image {
    width: 100%;
    height: 50vw;
    background: url(../img/project.jpg) center center no-repeat;
    background-size: cover;
}

main .project .project-content {
    width: 100%;
    padding: 20px;
    background-color: rgb(252, 246, 246);
}

main .project .project-content .project-header {
    width: 100%;
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

main .project .project-content .project-header .project-header-content {
    width: 100%;
}

main .project .project-content .project-header .project-header-content-title {
    color: rgba(61, 155, 233, 1);
    font-family: メイリオ,meiryo,ヒラギノ角ゴ pro w3,hiragino kaku gothic pro,sans-serif;
    font-weight: bold;
    font-size: 6vw;
    letter-spacing: 0.1em; 
}

main .project .project-content .project-header .project-header-content-description {
    margin-top: 20px;
    font-size: 12px;
    color: #5F5E61;
}

main .project .project-content .project-header .project-header-image {
    width: 100%;
    padding: 20px 50px;
}

main .project .project-content .project-items {
    display: flex;
    flex-wrap: wrap;
}

main .project .project-content .project-items .project-item {
    width: 100%;
    margin-top: 20px;
}

main .project .project-content .project-items .project-item div {
    margin: 10px 0;
}

main .project .project-content .project-items .project-item .image {
    text-align: center;
    padding: 15px 30px;
}

main .project .project-content .project-items .project-item .copy {
    text-align: center;
    font-family: avenir-lt-w01_85-heavy1475544,sans-serif;
    color: #5F5E61;
    letter-spacing: 0.1em;
    font-size: 20px;
    font-weight: bold;
}

main .project .project-content .project-items .project-item .text {
    font-size: 12px;
    color: #5F5E61;
}

main .messages {
    margin-top: 80px;
    background-color: rgb(252, 246, 246);
}

main .messages .message {
    padding: 20px 0;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
}

main .messages .title {
    width: 100%;
    text-align: center;
    color: rgba(61, 155, 233, 1);
    font-family: worksans-extralight,work sans,sans-serif;
    font-style: italic;
    font-variant: normal;
    font-weight: normal;
    font-size: 20px;
    letter-spacing: 0.05em;
}

main .messages .message-item {
    width: 100%;
    margin-top: 20px;
}

main .messages .message-item .message-item-title {
    color: #00A6FF;
    font-size: 5vw;
    font-family: メイリオ,meiryo,ヒラギノ角ゴ pro w3,hiragino kaku gothic pro,sans-serif;
    font-weight: bold;
    letter-spacing: 0.15em;
    word-break: break-all;
}

main .messages .message-item .message-item-description {
    margin-top: 40px;
    font-family: adobe-caslon-w01-smbd,serif;
    font-size: 14px;
}

main .messages .message-item .message-item-person {
    margin-top: 40px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

main .messages .message-item .message-item-person .image {
    width: 100%;
    padding: 0px 40px;
}

main .messages .message-item .message-item-person .text {
    width: 100%;
    font-family: adobe-caslon-w01-smbd,serif;
}

main .messages .message-item .message-item-person .text .post {
    font-size: 15px;
    letter-spacing: 0.2em;
}

main .messages .message-item .message-item-person .text .name span:first-child {
    font-size: 24px;
    font-weight: bold;
    letter-spacing: 0.05em;
}

main .messages .message-item .message-item-person .text .name span:last-child {
    font-size: 12px;
}

main .messages .message-item .message-item-person .text .description {
    margin-top: 15px;
    font-size: 12px;
}

main .messages .message-item .message-item-video {
    margin-top: 20px;
    margin-bottom: 40px;
}

main .messages .message-item .message-item-video iframe {
    width: calc(100vw - 30px);
    height: calc((100vw - 30px) * 0.57);
}

main .members {
    background-color: transparent;
}

main .members .title {
    padding: 20px 0;
    color: #FFFFFF;
    text-align: center;
    font-family: worksans-extralight,work sans,sans-serif;
    font-style: italic;
    font-variant: normal;
    font-weight: normal;
    font-size: 20px;
    letter-spacing: 0.05em;
    background-color: rgba(83, 172, 245, 1);
}

main .members .member-frame {
    white-space: nowrap;
    overflow: hidden;
    background-color: rgba(0,0,0,0.5);
}

main .members .member-wrap {
    display: inline-block;
    width: 100%;
}

main .members .member {
    display: flex;
    flex-wrap: wrap;
}

main .members .member .item {
    margin: 2px;
    width: calc((100% - 8px) / 2);
    height: calc((100% - 8px) / 2);
    position: relative;
}

main .members .member .profile {
    position: absolute;
    top: 0;
    left:0;
    width: 100%;
    height: 100%;
    color: #FFFFFF;
    transition: all .3s;
    opacity: 0;
}

main .members .member .profile .ename {
    text-align: center;
    font-family: roboto-bold,roboto,sans-serif;
    font-size: 8vw;
    line-height: 1;
    margin-top: 25%;
    position: relative;
}

main .members .member .profile .jname {
    text-align: center;
    font-size: 4vw;
    margin-top: 15%;
}

main .members .member a:before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background : rgba(83, 172, 245, 0.75);
    left: -50%;
    bottom: -50%;
    transform: scale(0, 0);
    transition: all .3s;
}

main .members .member a:hover:before {
    left: 0;
    bottom: 0;
    transform: scale(1, 1);
}

main .members .member a:hover .profile {
    opacity: 1;
}

main .members .member .item:nth-child(2n) {
    margin-left: calc(((100% - 8px) / 2) + 6px);
}

main .members .member .item:nth-child(2n+1) {
    margin-right: calc(((100% - 8px) / 2) + 6px);
}

main .members .list {
    padding: 20px 0;
    text-align: center;
    background-color: rgba(83, 172, 245, 1);
}

.modal-footer .yj-white-btn,
main .members .list .yj-white-btn {
    width: auto;
    padding: 8px 70px;
}

main .topics {
    background-color: rgb(252, 246, 246);
}

main .topics .topic {
    padding: 20px 0;
}

main .topics .topic .title {
    color: rgba(61, 155, 233, 1);
    text-align: center;
    font-family: worksans-extralight,work sans,sans-serif;
    font-style: italic;
    font-variant: normal;
    font-weight: normal;
    font-size: 20px;
    letter-spacing: 0.05em;
}

main .topics .topic .topic-header {
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
}

main .topics .topic .topic-header-menu {
    width: 100%;
}

main .topics .topic .topic-header-menu a {
    display: inline-block;
    font-size: 13px;
    margin-left: 15px;
    margin-right: 15px;
    color: #5F5E61;
}

main .topics .topic .topic-header-menu a:active,
main .topics .topic .topic-header-menu a:focus,
main .topics .topic .topic-header-menu a:hover {
    text-decoration: none;
    color: rgba(64,156,140,1);
}

main .topics .topic .topic-header-search {
    width: 100%;
    font-size: 13px;
    text-align: right;
    padding-right: 15px;
}

main .topics .topic .topic-items {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
}

main .topics .topic .topic-items .topic-item {
    margin: 15px;
    width: calc(100vw - 60px);
    height: calc(100vw - 60px);
    color: #FFFFFF;
}

main .topics .topic .topic-items .topic-item .topic-filter {
    width: 100%;
    height: 100%;
    padding: 30px;
    background-color: rgba(0,0,0,0.4);
    display: flex;
    justify-content: space-between;
    flex-direction: column;
}

main .topics .topic .topic-items .topic-item .topic-item-header {
    font-size: 12px;
}

main .topics .topic .topic-items .topic-item .topic-item-content .subject {
    padding-bottom: 10px;
    font-size: 20px;
    border-bottom: 1px solid #FFFFFF;
}

main .topics .topic .topic-items .topic-item .topic-item-content .count {
    margin-top: 10px;
    font-size: 16px;
}

main .welcomes .welcome {
    padding: 0 0 20px 0;
    display: flex;
    flex-wrap: wrap;
}

main .welcomes .welcome .welcome-item {
    width: 100%;
    margin-top: 20px;
}

main .welcomes .welcome .welcome-item .caption {
    color: #FFFFFF;
    font-size: 20px;
    font-family: メイリオ,meiryo,ヒラギノ角ゴ pro w3,hiragino kaku gothic pro,sans-serif;
    font-weight: 700;
    letter-spacing: 0.1em;
}

main .welcomes .welcome .welcome-item .content {
    margin-top: 5px;
    padding: 20px;
    background-color: #FFFFFF;
    border-radius: 20px;
}

main .welcomes .welcome .welcome-item .content .topline {
    border-top: 3px solid rgba(61, 155, 233, 1);
    border-bottom: 1px solid rgba(61, 155, 233, 1);
    padding: 3px 0 0 0;
    margin-bottom: 20px;
}

main .welcomes .welcome .welcome-item .content .yj-btn {
    padding: 15px 0;
    width: 80%;
    text-align: center;
}

main .welcomes .welcome .welcome-item .content .bottomline {
    border-bottom: 3px solid rgba(61, 155, 233, 1);
    border-top: 1px solid rgba(61, 155, 233, 1);
    padding: 3px 0 0 0;
    margin-top: 20px;
}

main .welcomes .welcome .welcome-item .content .text {
    margin-top: 10px;
    font-size: 12px;
    color: #5F5E61;
}

footer.footer {
    height: 20vw;
    color: #FFFFFF;
    background-color: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    padding: 0 20px;
}

.scroll-to-top {
    text-align: center;
    width: 40px;
    height: 40px;
    line-height: 35px;
    font-size: 20px;
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: rgba(61, 155, 233, 1);
    color: #FFFFFF;
    border-radius: 50%;
    cursor: pointer;
    z-index: 1000;
}

#contactModal .yj-modal h5.modal-title {
    color: #FFFFFF;
}

#contactModal .yj-modal .modal-header,
#contactModal .yj-modal .modal-body,
#contactModal .yj-modal .modal-footer {
    background-color: rgba(61, 155, 233, 1);
}

#contactModal .yj-modal .modal-body {
    padding-top: 10px;
    color: #FFFFFF;
}

#contactModal .yj-modal .modal-footer {
    justify-content: center;
}

.yj-modal .modal-header {
    border-bottom: none;
    padding: 16px 16px 0 16px;
}

.yj-modal .modal-content,
.yj-modal .modal-header,
.yj-modal .modal-footer {
    border-radius: 0;
}

.yj-modal .modal-footer {
    border-top: none;
    padding: 0 16px 16px 16px;
}

.yj-modal .modal-body {
    padding: 0 16px 16px 16px;
}

.yj-modal h5.modal-title {
    color: rgba(61, 155, 233, 1);
    text-align: center;
    font-family: worksans-extralight,work sans,sans-serif;
    font-style: italic;
    font-variant: normal;
    font-weight: normal;
    font-size: 20px;
    letter-spacing: 0.05em;
}

.yj-modal .modal-body .profile {
    display: flex;
    flex-wrap: wrap;
}

.yj-modal .modal-body .profile .image {
    width: 100%;
}

.yj-modal .modal-body .profile .content {
    width: 100%;
    color: #5F5E61;
}

.yj-modal .modal-body .profile .content .message{
    margin-top: 20px;
    font-size: 12px;
}

.yj-modal .modal-body .profile .content .post {
    margin-top: 20px;
    font-size: 15px;
    letter-spacing: 0.2em;
}

.yj-modal .modal-body .profile .content .name span:first-child {
    font-size: 24px;
    font-weight: bold;
    letter-spacing: 0.05em;
}

.yj-modal .modal-body .profile .content .name span:last-child {
    font-size: 12px;
}

.yj-modal .modal-body .profile .content .description {
    margin-top: 15px;
    font-size: 12px;
}

@media (min-width: 576px) {
    header .title {
        width: 260px;
    }

    header .title .copy {
        margin-top: 10px;
        text-align: center;
        font-size: 13px;
    }

    header .title .corp {
        width: 85px;
    }

    header .title .name {
        width: 175px;
        font-size: 21px;
    }

    main .visual .svg {
        padding: 0 100px;
        visibility: visible;
    }

    main .visual .logo-black {
        top: 25px;
        left: 70px;
        width: 300px;
        height: 300px;
        visibility: visible;
    }
        
    main .visual .text .copy {
        margin-top: 110px;
        font-size: 50px;
    }
    
    main .visual .text .message {
        margin-top: 0;
        font-size: 18px;
    }
    
    main .visual .text .english {
        margin-top: 100px;
        font-size: 14px;
    }

    main .slider .slider-img {
        width: 251px;
        cursor: pointer;
    }

    main .yj-btn {
        padding: 15px 70px;
    }

    main .aboutus .aboutus-header .message {
        font-size: 22px;
    }

    main .project .project-image {
        height: 255px;
    }

    main .project .project-content .project-header .project-header-content {
        width: 320px;
    }

    main .project .project-content .project-header .project-header-image {
        width: 150px;
        padding: 10px;
    }

    main .project .project-content .project-header .project-header-content-title {
        font-size: 26px;
    }

    main .messages .message-item .message-item-title {
        font-size: 24px;
    }
    
    main .messages .message-item .message-item-video iframe {
        width: 510px;
        height: 290px;
    }

    main .members .member .item {
        width: calc((100% - 16px) / 4);
        height: calc((100% - 16px) / 4);
    }

    main .members .member .profile .ename {
        font-size: 4vw;
    }
    
    main .members .member .profile .jname {
        font-size: 2vw;
    }

    main .members .member .item:nth-child(2n+1) {
        margin-right: 2px;
    }
    
    main .members .member .item:nth-child(4n+1) {
        margin-left: 2px;
    }
    
    main .members .member .item:nth-child(4n+3),
    main .members .member .item:nth-child(4n+4) {
        margin-left: calc(((100% - 16px) / 4) + 6px);
    }
    
    main .members .member .item:nth-child(4n+2) {
        margin-left: calc(((100% - 16px) / 4) + 6px);
        margin-right: calc(((100% - 16px) / 4) + 6px);
    }
    
    main .topics .topic .topic-items .topic-item {
        width: 480px;
        height: 480px;
    }

    footer.footer {
        height: 100px;
        justify-content: flex-end;
        font-size: 12px;
    }
}

@media (min-width: 768px) {
    main .visual .svg {
        padding: 0 150px;
    }

    main .visual .logo-black {
        top: 35px;
        left: 110px;
        width: 380px;
        height: 380px;
    }
        
    main .visual .text .copy {
        margin-top: 145px;
        font-size: 60px;
    }
    
    main .visual .text .message {
        margin-top: 15px;
        font-size: 20px;
    }
    
    main .visual .text .english {
        margin-top: 100px;
        font-size: 16px;
    }

    main .slider .slider-img {
        width: 226px;
    }

    main .aboutus .aboutus-header .message {
        font-size: 26px;
    }

    main .aboutus .aboutus-content {
        margin-left: 10px;
        margin-right: 10px;
        width: 305px;
    }

    main .project .project-content .project-header .project-header-content {
        width: 450px;
    }

    main .project .project-content .project-header .project-header-image {
        width: 200px;
    }

    main .project .project-content .project-items .project-item {
        margin-left: 10px;
        margin-right: 10px;
        width: 305px;
        margin-top: 20px;
    }

    main .messages .message-item {
        width: 315px;
        margin-left: 15px;
        margin-right: 15px;
    }

    main .messages .message-item .message-item-video iframe {
        width: 315px;
        height: 180px;
    }

    main .members .member .item {
        width: calc((100% - 24px) / 6);
        height: calc((100% - 24px) / 6);
    }

    main .members .member .profile .ename {
        font-size: 2.8vw;
    }
    
    main .members .member .profile .jname {
        font-size: 1.4vw;
    }

    main .members .member .item:nth-child(3n) {
        margin-right: 2px;
    }

    main .members .member .item:nth-child(4n+2) {
        margin-right: 2px;
    }

    main .members .member .item:nth-child(4n+4) {
        margin-left: 2px;
    }
    
    main .members .member .item:nth-child(6n+1) {
        margin-left: 2px;
    }

    main .members .member .item:nth-child(6n+2),
    main .members .member .item:nth-child(6n+4),
    main .members .member .item:nth-child(6n+5),
    main .members .member .item:nth-child(6n+6) {
        margin-left: calc(((100% - 24px) / 6) + 6px);
    }

    main .members .member .item:nth-child(6n+3) {
        margin-left: calc(((100% - 24px) / 6) + 6px);
        margin-right: calc(((100% - 24px) / 6) + 6px);
    }

    main .topics .topic .topic-header-menu {
        width: 80%;
    }
    
    main .topics .topic .topic-header-search {
        width: 20%;
    }

    main .topics .topic .topic-items .topic-item {
        width: 315px;
        height: 315px;
    }

    main .welcomes .welcome .welcome-item {
        width: 325px;
        margin-left: 10px;
        margin-right: 10px;
    }

    .yj-modal .modal-body .profile .image {
        width: 35%;
    }
    
    .yj-modal .modal-body .profile .content {
        width: 65%;
        padding-left: 20px;
    }
    
    .yj-modal .modal-body .profile .content .message{
        margin-top: 0;
    }

    main .title {
        font-size: 24px !important;
    }
}

@media (min-width: 992px) {
    .menu-pc {
        width: 594.55px;
        display: flex;
        justify-content: space-between;
    }

    .menu-pc .menu-items a {
        margin-left: 10px;
        margin-right: 10px;
    }

    .menu-sp {
        display: none;
        z-index: 10;
    }

    main .visual .svg {
        padding: 0 250px;
    }

    main .visual .logo-black {
        top: 35px;
        left: 200px;
        width: 420px;
        height: 420px;
    }
        
    main .visual .text .copy {
        margin-top: 160px;
        font-size: 68px;
    }
    
    main .visual .text .message {
        margin-top: 15px;
        font-size: 22px;
    }
    
    main .visual .text .english {
        margin-top: 100px;
        font-size: 16px;
    }

    main .slider .slider-img {
        width: 228.5px;
    }

    main .aboutus .aboutus-content {
        width: calc(830px /3);
    }

    main .project .project-image {
        width: 320px;
        height: auto;
    }

    main .project .project-content {
        width: 610px;
    }

    main .project .project-content .project-header .project-header-content {
        width: 400px;
    }

    main .project .project-content .project-header .project-header-image {
        width: 170px;
    }

    main .project .project-content .project-items .project-item {
        width: 265px;
    }

    main .messages .message-item {
        width: 425px;
        margin-left: 20px;
        margin-right: 20px;
    }

    main .messages .message-item .message-item-person .image {
        width: 150px;
        padding: 0 10px 0 0;
    }
    
    main .messages .message-item .message-item-person .text {
        width: 275px;
    }

    main .messages .message-item .message-item-video iframe {
        width: 425px;
        height: 242px;
    }

    main .members .member .item {
        width: calc((100% - 32px) / 8);
        height: calc((100% - 32px) / 8);
    }

    main .members .member .profile .ename {
        font-size: 2vw;
    }
    
    main .members .member .profile .jname {
        font-size: 1vw;
    }

    main .members .member .item:nth-child(6n+3) {
        margin-right: 2px;
    }

    main .members .member .item:nth-child(8n+1) {
        margin-left: 2px;
    }

    main .members .member .item:nth-child(8n+2),
    main .members .member .item:nth-child(8n+3),
    main .members .member .item:nth-child(8n+5),
    main .members .member .item:nth-child(8n+6),
    main .members .member .item:nth-child(8n+7),
    main .members .member .item:nth-child(8n+8) {
        margin-left: calc(((100% - 32px) / 8) + 6px);
    }

    main .members .member .item:nth-child(8n+4) {
        margin-left: calc(((100% - 32px) / 8) + 6px);
        margin-right: calc(((100% - 32px) / 8) + 6px);
    }

    main .topics .topic .topic-items .topic-item {
        width: 280px;
        height: 280px;
    }

    main .welcomes .welcome .welcome-item {
        width: 445px;
    }

    main .title {
        font-size: 28px !important;
    }

}

@media (min-width: 1200px) {
    .menu-pc {
        width: 774.55px;
    }

    .menu-pc .menu-items a {
        margin-left: 20px;
        margin-right: 20px;
    }

    main .visual .logo-black {
        top: 45px;
        left: 200px;
        width: 580px;
        height: 580px;
    }
        
    main .visual .text .copy {
        margin-top: 230px;
        font-size: 94px;
    }
    
    main .visual .text .message {
        margin-top: 20px;
        font-size: 28px;
    }
    
    main .visual .text .english {
        margin-top: 160px;
        font-size: 22px;
    }
    main .slider .slider-img {
        width: 218px;
    }

    main .aboutus {
        padding: 40px 100px;
    }

    main .aboutus .aboutus-content {
        margin-left: 20px;
        margin-right: 20px;
        width: calc(790px /3);
    }

    main .project .project-image {
        width: 380px;
    }

    main .project .project-content {
        width: 730px;
    }

    main .project .project-content .project-header .project-header-content {
        width: 500px;
    }

    main .project .project-content .project-header .project-header-image {
        width: 190px;
    }

    main .project .project-content .project-items .project-item {
        margin-top: 0;
        margin-left: 15px;
        margin-right: 15px;
        width: 200px;
    }

    main .messages .message {
        padding: 40px 90px;
    }

    main .messages .message-item {
        width: 425px;
        margin-top: 40px;
        margin-left: 20px;
        margin-right: 20px;
    }

    main .messages .message-item .message-item-person .image {
        width: 150px;
        padding: 0 10px 0 0;
    }
    
    main .messages .message-item .message-item-person .text {
        width: 275px;
    }

    main .messages .message-item .message-item-video iframe {
        width: 425px;
        height: 242px;
    }

    main .members .title {
        padding: 40px 0;
    }
        
    main .topics .topic {
        padding: 40px 90px;
    }

    main .topics .topic .topic-header {
        margin-top: 40px;
    }

    main .welcomes .welcome {
        padding: 20px 90px 40px 90px;
    }

    main .title {
        font-size: 32px !important;
    }

}