@import "../fonts/AGLetterica/aglettericac.css";
body {
    font-family: AGLettericaC;
    font-weight: normal;
    font-style: normal;
}
input::placeholder,
textarea::placeholder {
    opacity: 1;
    color: #ffffff;
}
::selection {
    color: #fff;
    background-color: #c31398;
}
h1 {
    font-family: 'AGLettericaCondensedC';
    font-size: 80px;
    font-weight: bold;
    color: rgb(255, 255, 255);
    line-height: 0.94;
    text-align: right;
    display: block;
    margin: 0 0 100px;
    white-space: nowrap;
}
h4 {
    font-family: AGLettericaC;
    font-size: 33px;
    line-height: 1;
    color: #496aa4;
    font-weight: bold;
    text-align: left;
    margin-bottom: 25px;
}
.clearer {
    clear: both;
    display: block;
    width: 100%;
}
.wrapper {
    max-width: 1680px;
    box-sizing: border-box;
    padding: 24px 35px;
    margin: 0 auto;
}
.registration {
    background-color: #496aa4;
}
.registration .wrapper {
    max-width: 1760px;
    box-sizing: border-box;
    padding: 59px 35px;
    margin: 0 auto;
}
.registration-form__content {
    display: flex;
    align-items: flex-end;
    flex-wrap: wrap;
    justify-content: space-between;
}

.registration-form__content-left {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    max-width: 1095px;
    width: 100%;
    column-gap: 95px;
    row-gap: 49px;
}
.registration-form__input {
    font-size: 19px;
    line-height: 1;
    border: 1px solid #ffffff;
    border-radius: 35px;
    min-height: 41px;
    background: transparent;
    max-width: 269px;
    padding: 4px 24px;
    box-sizing: border-box;
    color:#ffffff;
    outline: none;
    margin: 0;
    width: 100%;
    font-family: 'AGLettericaC';
    font-weight: normal;
}

input.registration-form__input::placeholder {
    text-transform: uppercase;
}
.registration-form__checkbox {
    width: 100%;
    max-width: 210px;
    font-weight: normal;
    font-size: 14px;
    padding-left: 69px;

}
.registration-form__checkbox {
    position: relative;
}
.registration-form__checkbox label {
    font-size: 14px;
    color: #ffffff;
    line-height: 1.286;
    cursor: pointer;
}
.registration-form__checkbox input {
    display: none;
}
.registration-form__checkbox input ~ label:before {
    content: "";
    background-position: center;
    border: 1px solid #ffffff;
    width: 51px;
    height: 39px;
    display: block;
    background-repeat: no-repeat;
    border-radius: 100px;
    cursor: pointer;
    position: absolute;
    left: 0;
}
.registration-form__checkbox input:checked ~ label:before {
    background-image: url("../images/v.svg");
}
.registration-form__input:hover,
.registration-form__input:active,
.registration-form__input:focus {
    outline: none;
}
.registration-form__button {
    font-family: 'AGLettericaC';
    font-size: 36px;
    display: inline-block;
    color: #ffffff;
    font-weight: bold;
    line-height: 1;
    text-align: left;
    border:0;
    outline: none;
    background: transparent;
    cursor: pointer;
    box-shadow: none;
    padding-right: 0;
    position: relative;
    top: -4px;
}
.registration-form__button:after {
    content: "";
    display: inline-block;
    width: 62px;
    height: 45px;
    background-size: 100%;
    background-position: center;
    margin-left: 11px;
    position: relative;
    top: 14px;
    background-image: url("../images/arrow-right.svg");
}
.registration-form__button:active,
.registration-form__button:hover,
.registration-form__button:focus {
    outline: none;
    border:0;
    box-shadow: none;
}

.poster {
    background: linear-gradient(to right,  rgba(255,255,255,0) 0%,rgba(255,255,255,0.36) 36%,rgba(60,73,99,1) 100%), url("../images/cardio.jpg") top left no-repeat;
    background-size: contain;
    background-repeat: no-repeat;
}
.poster .wrapper {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}
.poster-menu {
    margin-bottom: 108px;
}
.poster-menu ul {
    margin: 0;
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
}
.poster-menu ul li a {
    font-family: 'AGLettericaC';
    font-size: 30px;
    line-height: 1;
    color: #ffffff;
    display: block;
    text-decoration: none;
    border-radius: 40px;
    text-align: center;
    padding: 19px 39px 20px;
    box-sizing: border-box;
    background: #496aa4;
}
.poster-menu ul li a:active,
.poster-menu ul li a:hover,
.poster-menu ul li a:focus {
    background:#c31398;
}

.poster-content {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
    max-width: 546px;
}
.poster-text {
    font-family: 'AGLettericaC';
    font-weight: normal;
    font-size: 41px;
    line-height: 1.2;
    color: #ffffff;
    margin-bottom: 10.6vw;
}
.poster-date {
    background: #c31398;
    font-family: 'AGLettericaC';
    font-size: 48px;
    height: 88px;
    line-height: 48px;
    display: inline-block;
    color: #ffffff;
    text-align: center;
    padding: 18px 25px;
    border-radius: 100px;
    margin: 0 auto 40px;
    box-sizing: border-box;
}
.poster-org ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    text-align: center;
    align-items: flex-end;
    justify-content: space-between;
    gap: 15px;
}
.poster-footer {
    max-width: 543px;
    width: 100%;
    margin-top: auto;
    text-align: center;
}
.members {
    background: #f4f4f4;
}
.members .wrapper {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    max-width: 1515px;
    width: 100%;
    padding: 60px 10px 62px 25px;
    box-sizing: border-box;
    margin: 0 auto;
    position: relative;
}
.members .program_speakers ul {
    list-style: none;
    margin: 0 auto;
    padding: 0;
}
.members .program_speakers ul li {
    width: 20%;
    clear: none;
    float: left;
    text-align: center;
    padding: 20px;
    box-sizing: border-box;
}
.members .program_speakers img {
    max-width: 239px;
    width: 100%;
}
.open_lnk,
.close_lnk {
    font-family: AGLettericaC;
    background: #c31398;
    display: block;
    float: right;
    cursor: pointer;
    text-transform: uppercase;
    color: #FFF;
    font-weight: normal;
    font-size: 30px;
    line-height: 36px;
    border-radius: 30px;
    padding: 0 20px;
    margin-top: 17px;
    text-decoration: none;
}
.members-img {
    cursor: pointer;
}
.members-img img {
    width: 100%;
    height: auto;
    max-width: 687px;
}
.members-img:first-of-type img {
    width: 100%;
    max-width: 789px;
}
.member-arrow {
    position: absolute;
    width: 5.365vw;
    height: 5.365vw;
    background: #c31398;
    right: -8.3vw;
    bottom: 3.490vw;
    border-radius: 100px;
    cursor: pointer;
}
.member-arrow:after {
    content: "";
    display: block;
    background: url("../images/chevron-right.svg") center top no-repeat;
    background-color: transparent;
    background-size: cover;
    width: 2.604vw;
    height: 2.604vw;
    color:#ffffff;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-left: -1.094vw;
    margin-top: -1.302vw;
}
.video {
    background: #496aa4;
}
.video .wrapper {
    max-width: 1563px;
    padding: 118px 10px 54px;
}
.video-content {
    position: relative;
}
.video-title {
    max-width: 120px;
    width: 100%;
    position: absolute;
    left: 0;
}
.video h2 {
    font-family: 'AGLettericaCondensedC';
    font-weight: normal;
    text-align: right;
    font-size: 120px;
    color: #FFFFFF;
    text-transform: uppercase;
    line-height: 1;
    writing-mode: vertical-rl;
    transform: scale(-1);
    margin: 0;
    letter-spacing: 2.8px;
}
.video-player {
    width: 940px;
    border-radius: 30px;
    margin: 0 auto;
    position: relative;
}
.video-player img.play {
    max-width: 100%;
    width: 100%;
    display: block;
    height: auto;
    margin: 0 auto;
}
.main-bg {
   background: #496aa4;
}
.comments-form__inner {
    width: 100%;
    max-width: 940px;
    margin: 0 auto 67px;
    padding: 0 0 37px;
    position: relative;
    box-sizing: border-box;
}
.comments-form__textarea {
    font-family: 'AGLettericaC';
    outline: none;
    display: block;
    background: transparent;
    width: 100%;
    max-width: 940px;
    height: 352px;
    border: 1px solid #FFFFFF;
    border-radius: 30px;
    resize: none;
    margin: 0 auto 19px;
    box-sizing: border-box;
    font-size: 24px;
    line-height: 30px;
    padding: 33px 28px;
    color:#FFFFFF;
    font-weight: normal;
    margin-bottom: 0;
}
.comments-form__button {
    font-family: 'AGLettericaC';
    padding: 26px 27px 25px;
    font-size: 24px;
    color:#ffffff;
    line-height: 1;
    text-align: center;
    border: 0;
    outline: none;
    background: #c31398;
    font-weight: bold;
    margin: 0 auto;
    display: block;
    border-radius: 60px;
    cursor: pointer;
    text-transform: uppercase;
    bottom: 0;
    position: absolute;
    left: 50%;
    margin-left: -188px;
}
.comments-list {
    max-width: 940px;
    margin: 0 auto;
    box-sizing: border-box;
}
.comments-list__item {
    margin-bottom: 50px;
}
.comments-list__item:last-child {
    margin-bottom: 45px;
}
.comments-list__item-head {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    align-items: baseline;
    margin-bottom: 8px;
}
.comments-list__item-date {
    font-family: 'AGLettericaC';
    font-weight: normal;
    font-size: 28px;
    line-height: 1;
    text-align: right;
    color:#FFFFFF;
}
.comments-list__item-name {
    font-family: 'AGLettericaC';
    font-weight: normal;
    font-size: 36px;
    line-height: 1;
    color:#FFFFFF;
}
.comments-list__item-content {
    font-family: 'AGLettericaC';
    font-weight: normal;
    color:#FFFFFF;
    font-size: 24px;
    line-height: 30px;
    margin-bottom: 10px;
}
.comments-list__item-text {
    font-size: 16px;
    line-height: 1.5;
    text-align: left;
    color:#1d3650;
}
.program {
    background: #496aa4;
}
.program .wrapper {
    padding: 140px 35px 0;
    max-width: 1616px;
    position: relative;
}
.program-content {
    display: flex;
}
.program-title {
    max-width: 302px;
    width: 100%;
    padding-top: 16px;
}
.program h2 {
    font-family: 'AGLettericaCondensedC';
    font-weight: normal;
    text-align: right;
    font-size: 120px;
    color: #FFFFFF;
    text-transform: uppercase;
    line-height: 1;
    writing-mode: vertical-rl;
    transform: scale(-1);
    margin: 0 0 100px;
    letter-spacing: 2.8px;
}
.program-text {
    max-width: 1245px;
    margin: 0;
    width: 100%;
}
.program-section {
    padding-bottom: 73px;
}
.program-section__item {
    margin-bottom: 72px;
}
.program-section__header {
    border-radius: 16px;
    width: 100%;
    box-sizing: border-box;
    margin: 0 0 21px;
    padding: 0;
    cursor: pointer;
    position: relative;
}
/*.program-section__header:after {*/
/*    font-family: AGLettericaC;*/
/*    background: #c31398;*/
/*    content: "Открыть";*/
/*    display: block;*/
/*    position: absolute;*/
/*    right: 0;*/
/*    top: 50%;*/
/*    z-index: 2;*/
/*    cursor: pointer;*/
/*    text-transform: uppercase;*/
/*    color: #FFF;*/
/*    font-weight: normal;*/
/*    font-size: 30px;*/
/*    line-height: 36px;*/
/*    border-radius: 30px;*/
/*    padding: 0 20px;*/
/*    margin-top: -17px;*/
/*}*/
.program-section__header.active:after {
    content: "Закрыть";
}
.program-section__header h3 {
    font-family: 'AGLettericaC';
    font-weight: bold;
    z-index: 3;
    position: relative;
    font-size: 50px;
    line-height: 75px;
    color:#ffffff;
    text-transform: uppercase;
    margin: 0;
    box-sizing: border-box;
    cursor: pointer;
    max-width: 777px;
    display: flex;
    justify-content: space-between;
}
.program-section__header span {

}
.program-section__content {
    padding: 0;
    box-sizing: border-box;
    max-width: 1009px;
    margin: 0;
    /*height: 0;*/
    overflow-x:hidden;
}
.program-section__content .program-section__content-item:last-child {
    margin-bottom: 60px;
}

.program-section__content-item {
    display: flex;
    justify-content: flex-start;
    color: #000000;
    /*align-items: flex-end;*/
    margin-bottom: 36px;
}
.program-section__content-time {
    padding: 0 10px 0 0;
    box-sizing: border-box;
    max-width: 315px;
    text-align: left;
    align-self: flex-start;
    font-size: 30px;
    line-height: 36px;
}
.program-section__content-time img {
    max-width: 229px;
    margin-top: 70px;
}
.program-section__content-title {
    padding: 0 0 0 10px;
    box-sizing: border-box;
    margin-left: auto;
    max-width: 700px;
    font-size: 30px;
    line-height: 36px;
    width: 100%;
}
.program-section__content-title b {
    font-weight: bold;
}
.program-section__header.active ~ .program-section__content {
    height: 100%;
    max-width: 1010px;
    width: 100%;
}
.footer {

}
.footer .wrapper {
    max-width: 1561px;
    padding: 172px 35px 172px;
}
.sponsors-content {
    position: relative;
}
.sponsors-title {
    max-width: 120px;
    width: 100%;
    position: absolute;
    left: 0;
}
.sponsors-title h2 {
    font-family: 'AGLettericaCondensedC';
    font-weight: normal;
    text-align: right;
    font-size: 120px;
    color: #c31398;
    text-transform: uppercase;
    line-height: 1;
    writing-mode: vertical-rl;
    transform: scale(-1);
    margin: 0;
    letter-spacing: 2.8px;
}
.sponsors-list {
    width: 100%;
    max-width: 1000px;
    margin: 0 0 0 auto;
    position: relative;
    padding-top: 27px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-end;
    row-gap: 83px;
}
.sponsors-list__item:last-child {
    margin: 0 auto;
}
.orgcomitet,
.speakers-popup {
    background: #FFFFFF;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    display: none;
    flex-flow: column nowrap;
    justify-content: center;
    align-items: center;
    z-index: 99;
    padding:30px 0;
}
.orgcomitet .wrapper,
.speakers-popup .wrapper {
    max-width: 1561px;
    height: 100%;
    padding: 200px 35px 172px;
    box-sizing: border-box;
}
.orgcomitet p,
.speakers-popup p {
    font-family: AGLettericaC;
    font-weight: normal;
    font-size: 25px;
    line-height: 28px;
    margin: 0;
    color: #496aa4;
}
.orgcomitet-content,
.speakers-content {
    position: relative;
}
.orgcomitet-title,
.speakers-title {
    width: 100%;
    position: absolute;
    left: 0;
}
.orgcomitet-title h2,
.speakers-title h2 {
    font-family: 'AGLettericaCondensedC';
    font-weight: normal;
    text-align: right;
    font-size: 120px;
    color: #c31398;
    text-transform: uppercase;
    line-height: 1;
    writing-mode: vertical-rl;
    transform: scale(-1);
    margin: 0;
    letter-spacing: 2.8px;
    white-space: nowrap;
}
.orgcomitet-list,
.speakers-list {
    width: 100%;
    max-width: 1290px;
    margin: 0;
    position: relative;
    padding-left: 200px;
    box-sizing: border-box;
}
.orgcomitet-list__item,
.speakers-list__item {
    display: flex;
    align-items: center;
    gap: 56px;
    margin-bottom: 25px;
    min-height: 245px;
}
.orgcomitet-list__photo,
.speakers-list__photo {
    min-width: 245px;
}
.orgcomitet-list__item h4,
.speakers-list__item h4 {
    margin-top: 0;
}
.close {
    background-image: url("../images/close.svg");
    background-color: #c31398;
    background-position: center;
    background-size: 40px;
    background-repeat: no-repeat;
    position: fixed;
    top: 40px;
    right: 40px;
    width: 80px;
    height: 80px;
    border-radius: 100px;
    cursor: pointer;
    z-index: 100;
    opacity: 0.4;
}
.close:hover{
    opacity: 1;
}
.back-to-top {
    display: block;
    position: fixed;
    right: 149px;
    z-index: 9999;
    transition: opacity 0.2s ease-out;
    bottom: 30px;
    border:0;
    width: 32px;
    height: 32px;
    border-radius: 100px;
    background:  url("../images/arrow-up-circle.svg") no-repeat;
    opacity: 0.7;
}
.back-to-top:hover{
    opacity: 1;
}
body.popup-show {
    overflow: hidden;
    max-height: 100vh;
}
body.popup-show .orgcomitet,
body.popup-show .speakers-popup {
    display: flex;
}
body.popup-show .back-to-top {
    display: none !important;
}
#errors {
    color: RED;
    font-size: 18px;
    line-height: 18px;
    margin-top: 10px;
    font-weight: normal;
    text-align: center;
    text-shadow: #FFF 1px 0px 3px;
}
@media (max-width: 1920px) {
    .back-to-top {
        right: 20px;
    }
}
@media (max-width: 1800px) {
    .member-arrow {
        right: -60px;
    }
}
@media (max-width: 1680px) {
    .registration-form__content-left {
        max-width: 63%;
        justify-content: space-between;
        column-gap: 10px;
    }
    .member-arrow {
        right: 0;
        bottom: 15px;
    }
}
@media (max-width: 1540px) {
    .registration .wrapper {
        padding: 59px 25px;
    }
    .member-arrow {
        right: 10px;
        bottom: 10px;
    }
}
@media (max-width: 1380px) {
    .registration .wrapper {
        padding: 30px 25px;
    }
    .registration-form__content-left {
        max-width: 900px;
        justify-content: center;
        margin: 0 auto 30px;
    }
    .registration-form__content-right {
        width: 100%;
    }
    .registration-form__button {
        margin: 0 auto;
        display: block;
        top: auto;
    }
    .sponsors-list {
        max-width: 1150px;
    }

}
@media (max-width: 1340px) {
    .registration-form__content-left {
        margin: 0 auto 10px;
        row-gap: 15px;
    }
    .registration .wrapper,
    .wrapper {
        padding: 15px 15px;
    }
    .program h2 {
        writing-mode: unset;
        transform: none;
        text-align: center;
        margin: 0 auto 30px;
    }
    .program-title {
        max-width: unset;
    }
    .program-content {
        display: block;
    }
    .program .wrapper {
        padding: 20px 35px 0;
        max-width: unset;
    }
    .sponsors-title h2 {
        writing-mode: unset;
        transform: none;
        text-align: center;
        margin: 0 auto 30px;
    }
    .sponsors-title {
        max-width: unset;
        width: 100%;
        position: relative;
        left: auto;
        text-align: center;
    }
    .footer .wrapper {
        max-width: unset;
        padding: 30px 30px 50px;
    }
    .sponsors-list {
        max-width: unset;
        row-gap: unset;
        gap: 40px;
        justify-content: center;
        align-items: center;
    }
    .sponsors-list__item img {
        width: 100%;
        max-width: 100%;
        height: auto;
    }
}
@media (max-width: 1260px) {
    .poster-menu {
        margin-bottom: 40px;
    }
    .poster-menu ul {
        justify-content: center;
    }
    .poster-menu ul li a {
        margin-right: 0;
        max-width: unset;
    }
    .poster-menu ul li {
        padding: 10px 10px;
    }
    .poster-menu {
        margin-bottom: 30px;
    }
    .poster-text {
        margin-bottom: 3.6vw;
    }
    .poster-date {
        font-size: 39px;
    }
    h1 {
        font-size: 39px;
        margin: 0 0 1em;
    }
    .members .program_speakers ul li {
        padding: 15px;
    }
    .poster-content {
        align-items: flex-start;
        max-width: 436px;
    }
    .poster-format, .poster-text {
        font-size: 25px;
        margin-bottom: 15px;
    }
    .video-title {
        max-width: unset;
        width: 100%;
        position: relative;
        left: auto;
        text-align: center;
    }
    .video h2 {
        writing-mode: unset;
        transform: none;
        text-align: center;
        margin: 0 auto 30px;
    }
    .video .wrapper {
        padding: 40px 35px;
    }
    .video-player {
        width: 100%;
        max-width: 940px;
        border-radius: 30px;
    }
    .orgcomitet-title,
    .speakers-title {
        position: relative;
    }
    .orgcomitet-list,
    .speakers-list {
        padding-left: 0;
    }
    .orgcomitet-title h2 {
        writing-mode: unset;
        transform: none;
        text-align: left;
        font-size: 45px;
        max-width: unset;
        white-space: normal;
        width: calc(100% - 80px);
        margin: 0 0 30px;
    }
    .speakers-title h2 {
        writing-mode: unset;
        transform: none;
        text-align: left;
        margin: 0 auto 30px;
        font-size: 85px;
    }
    .orgcomitet .wrapper,
    .speakers-popup .wrapper {
        padding: 35px 35px 172px;
    }
}
@media (max-width: 1024px) {
    .comments .wrapper {
        padding: 10px 35px 40px;
    }
    .program .wrapper {
        padding: 20px 35px 0;
    }
    .comments-list {
        max-width: 815px;
    }
    .comments-list__item-left {
        max-width: 135px;
        padding: 15px 0;
    }
    .comments-list__item-right {
        padding: 12px 0 12px 14px;
    }
    .members .wrapper {
        flex-wrap: wrap;
        padding: 15px;
    }
    .members-img:last-of-type img {
        width: 94%;
    }
    .member-arrow {
        width: 75px;
        height: 75px;
        right: 20px;
        bottom: 20px;
    }
    .member-arrow:after {
        width: 36px;
        height: 36px;
        margin-left: -18px;
        margin-top: -18px;
    }
    .program-section__header:after {
        content: "+";
        line-height: 45px;
        border-radius: 30px;
        padding: 0 7px;
        height: 50px;
        width: 50px;
        text-align: center;
        box-sizing: border-box;
        margin-top: -25px;
    }
    .program-section__header.active:after {
        content: "—";
        line-height: 45px;
        border-radius: 30px;
        padding: 0 10px;
        height: 50px;
        width: 50px;
        text-align: center;
        box-sizing: border-box;
    }
    .program-section__content-item {
        display: block;
    }
    .program-section__content-time {
        max-width: unset;
        text-align: left;
    }
    .program-section__content-title {
        padding: 0 0 30px 0;
        max-width: unset;
    }
    .program-section__content-time img {
        margin-top: 20px;
    }
    .program-section__item {
        margin-bottom: 30px;
    }
    .program-section__content .program-section__content-item:last-child {
        margin-bottom: 20px;
    }
    .program-section {
        padding-bottom: 20px;
    }
}
@media (max-width: 960px) {
    .back-to-top {
        width: 84px;
        height: 83px;
        background-image: url("../images/top-mobile.png");
    }
    .program-section__header {
        display: flex;
        justify-content: space-between;
    }
    .program-section__header h3 {
        display: inline-block;
        max-width: unset;
    }
    .program-section__header.active:after,
    .program-section__header:after {
        display: inline-block;
        margin-top: 0;
        top: 14px;
        right: auto;
        margin-left: 10px;
        margin-right: 0;
        left: auto;
        position: relative;
    }
    .orgcomitet-list,
    .speakers-list {
        max-width: unset;
    }
    .orgcomitet-list__photo img,
    .speakers-list__photo img {
        width: 100%;
        height: auto;
    }
    .orgcomitet-list__photo,
    .speakers-list__photo {
        width: 150px;
        min-width: 150px;
    }
    .orgcomitet-list__item,
    .speakers-list__item {
        min-height: 155px;
    }
    .orgcomitet-list__item h4,
    .speakers-list__item h4 {
        font-size: 22px;
        margin-bottom: 10px;
    }
    .orgcomitet p
    .speakers-popup p {
        font-size: 16px;
        line-height: 20px;
    }
    .orgcomitet-list__item,
    .speakers-list__item {
        gap: 25px;
    }
    .orgcomitet-title h2,
    .speakers-title h2 {
        font-size: 55px;
    }
    .orgcomitet-list__item, .speakers-list__item {
        display: flex;
        align-items: flex-start;
    }
}
@media (max-width: 840px) {
    .poster-date {
        text-align: center;
    }
    h1 {
        margin: 0.5em auto;
        text-align: center;
    }
    .video h2 {
        font-size: 100px;
    }
    .members .program_speakers ul li {
        padding: 10px;
    }
    .poster-format, .poster-address {
        text-align: center;
        margin: 0 auto 15px;
    }
    .comments-list {
        padding-bottom: 40px;
    }
    .program-section__header h3 {
        font-size: 35px;
    }
    .program-section__header span {
        font-size: 35px;
    }
    .program-section {
        padding-bottom: 150px;
    }
    .footer img  {
        max-width: 100%;
        display: block;
        margin: 0 auto;
        height: auto;
    }
    .sponsors a {
        margin: 0 auto 20px;
        display: block;
    }
    .sponsors a:first-of-type {
        margin-right: auto;
    }
    .program-section__content {
        padding: 0;
    }
    .program-section__content-item {
        align-items: flex-start;
    }
    .program-section__content-time {
        min-width: unset;
        white-space: nowrap;
    }
}
@media (max-width: 800px) {
    .members-img:last-of-type img {
        width: 90%;
    }
    .comments-list__item-head {
        display: block;
    }
    .comments-list__item-date {
        text-align: left;
    }
    .comments .wrapper {
        padding: 10px 35px 20px;
    }
    .comments-list {
        padding-bottom: 20px;
    }
    .comments-list__item:last-child {
        margin-bottom: 0;
    }
    .sponsors-title h2,
    .program h2 {
        margin: 0 auto 20px;
        font-size: 85px;
    }
}
@media (max-width: 640px) {
    .program-section__content-item {
        font-size: 16px;
    }
    .program-section__content .program-section__content-item:first-child {
        margin-top: 5px;
    }
    .program-section__content .program-section__content-item:last-child {
        margin-bottom: 30px;
    }
    .program-section__content-name {
        max-width: unset;
        min-width: 150px;
        margin-left: auto;
    }
    .program-section__content-title {
        max-width: unset;
    }
    .member-arrow {
        width: 11.905vw;
        height: 11.905vw;
        right: 3.175vw;
        bottom: 3.175vw;
    }
    .member-arrow:after {
        width: 5.625vw;
        height: 5.625vw;
        margin-left: -2.813vw;
        margin-top: -2.813vw;
    }
    .program-section__header h3 {
        font-size: 25px;
    }
    .program-section__header span {
        font-size: 25px;
    }
    .program-section__content-time,
    .program-section__content-title {
        font-size: 20px;
        line-height: 26px;
    }
    .program-section {
        padding-bottom: 50px;
    }
    .sponsors-title h2,
    .program h2 {
        font-size: 65px;
    }
    .orgcomitet-title h2,
    .speakers-title h2 {
        font-size: 25px;
    }
}
@media (max-width: 580px) {
    .comments .wrapper {
        padding: 10px 15px 40px;
    }
    .footer .wrapper {
        padding: 20px 15px 50px;
    }
    .program .wrapper {
        padding: 10px 15px 0;
    }
    .registration-form__content-left {
        margin: 0 auto 20px;
    }
    .registration-form__button {
        font-size: 24px;
    }
    .registration-form__button:after {
        width: 35px;
        height: 25px;
        top: 6px;
    }
    .registration-form__content-right {
        margin-bottom: 10px;
    }
    .poster-menu ul li a {
        padding: 13px 27px 15px;
        font-size: 18px;
    }
    .poster {
        background: #3c4963;
    }
    .poster-menu {
        margin-bottom: 10px;
    }
    h1 {
        margin: 0 auto 0.5em auto;
    }
    .poster-content {
        max-width: unset;
        width: 100%;
    }
    .poster-date,
    .poster-text {
        text-align: center;
    }
    .poster-org ul li img {
        width: 100%;
    }
    .poster-date {
        margin-bottom: 20px;
    }
    .video h2 {
        font-size: 65px;
    }
    .video .wrapper {
        padding: 15px;
    }
    .comments-form__inner {
        padding: 0;
        margin: 0 auto 20px;
    }
    .comments-form__button {
        padding: 17px 27px 17px;
        font-size: 16px;
        margin-left: auto;
        margin-right: auto;
        margin-top: 20px;
        position: relative;
        left: auto;
    }
    .orgcomitet-list__item,
    .speakers-list__item {
        display: block;
        width: 100%;
        text-align: center;
        min-height: unset;
    }
    .orgcomitet-list__photo,
    .speakers-list__photo {
        width: 150px;
        min-width: 150px;
        margin: 0 auto 10px;
    }
    .orgcomitet-list__item h4,
    .speakers-list__item h4 {
        text-align: center;
    }
    .orgcomitet-title h2 {
        width: 100%;
        text-align: center;
    }
    .speakers-title h2 {
        text-align: center;
    }
    .close {
        width: 40px;
        height: 40px;
        background-size: 25px;
        top: 20px;
        right: 20px;
    }
    .poster-date {
        padding: 11px 25px;
        height: auto;
    }
    .orgcomitet .wrapper, .speakers-popup .wrapper {
        padding: 35px 15px 172px;
    }
    .orgcomitet p, .speakers-popup p {
        font-size: 16px;
        line-height: 22px;
    }
    .poster-menu ul {
        gap: 5px;
    }
    .poster-menu ul li {
        padding: 0;
    }
}
@media (max-width: 480px) {
    .registration-form__button {
        font-size: 21px;
    }
    .registration-form__button::after {
        width: 27px;
        height: 25px;
        top: 7px;
    }
    h1 {
        font-size: 32px;
    }
    .poster-date {
        font-size: 29px;
    }
    .video h2 {
        font-size: 40px;
        margin: 20px auto 20px;
    }
    .comments-form__inner {
        margin: 0 auto 40px;
    }
    .comments-list__item {
        display: block;
    }
    .footer h2 {
        font-size: 40px;
        margin: 0 auto 30px;
    }
    .sponsors-list {
        padding: 0;
    }
    .program h2 {
        font-size: 40px;
        margin: 0 auto 30px;
    }
    .comments-list {
        padding-bottom: 0;
    }
    .program-section__header {
        padding: 5px;
    }
    .program-section__header:after {
        right: 24px;
        width: 39px;
        height: 39px;
        margin-top: -19px;
    }
    .program-section__header h3 {
        font-size: 20px;
        line-height: 24px;
    }
    .program-section__header span {
        font-size: 14px;
    }
    .program-section {
        padding-bottom: 50px;
    }
    .footer img {
        display: block;
        max-width: 100%;
        height: auto;
    }
    .back-to-top {
        width: 54px;
        height: 53px;
        background-size: contain;
    }
    .program-section__content-item {
        display: block;
        font-size: 14px;
        line-height: 1.3;
    }
    .program-section__content-time {
        padding: 5px;
        text-align: left;
        font-size: 15px;
        line-height: 24px;
    }
    .program-section__content-title {
        padding: 5px;
        font-size: 15px;
        line-height: 18px;
    }
    .program-section__content-name {
        padding: 5px;
    }
    .comments-form__textarea {
        font-size: 16px;
        line-height: 24px;
        padding: 16px 18px;
        height: 152px;
    }
    .comments-list__item-name {
        font-size: 18px;
    }
    .comments-list__item-date {
        font-size: 16px;
    }
    .comments-list__item-content {
        font-size: 15px;
        line-height: 18px;
    }
    .comments-list__item {
        margin-bottom: 20px;
    }
    .program-text {
        max-width: unset;
    }
    .program h2 {
        margin: 0 auto 20px;
    }
    .program-section__item {
        margin-bottom: 0;
    }
    .program-section__header.active:after,
    .program-section__header:after {
        right: auto;
        top: 1px;
        width: 25px;
        height: 25px;
        margin-top: 0;
        font-size: 21px;
        line-height: 21px;
        padding: 0;
    }
    .program-section__header.active:after {
        content: "–";
    }
    .program-section__header {
        margin: 0;
    }
    .program-section__content .program-section__content-item {
        margin-bottom: 10px;
    }
    .program-section__content .program-section__content-item:first-child {
        margin-top: 0;
        margin-bottom: 10px;
    }
    .program-section__content .program-section__content-item:last-child {
        margin-bottom: 10px;
    }
}