@media (min-device-width: 321px) and (max-device-width: 768px) {
  .pos-2 {
    margin: 0 10px;
  }
  .pos-3 {
    margin-right: 10px;
  }
}
@media screen and (orientation: portrait) {
  @-ms-viewport {
    width: 768px !important;
  }
}
@media screen and (orientation: landscape) {
  @-ms-viewport {
    width: 1024px !important;
  }
}
@media screen and (orientation: landscape) and (min-device-width: 1280px) {
  @-ms-viewport {
    width: device-width !important;
  }
}
@media (max-width: 1060px) {
  body .conf-info .conf-data .info-block {
    margin: 27px 0 20px 0;
  }
  body .header .nav-block .btn-navbar {
    background: #2b2b2b;
    display: inline-block;
    width: 26px;
    height: 25px;
  }
  body .header .nav-block .user {
    min-width: 350px;
  }
  body .header .nav-block .home {
    position: absolute;
    right: 90px;
    margin-top: 13px;
  }
  body .header .nav-block .nav-logos {
    display: block;
  }
  body .header .nav-block .top-nav {
    display: none;
    position: absolute;
    top: 58px;
    right: 46px;
    background-color: white;
  }
  body .header .nav-block .top-nav .nav-item {
    text-decoration: underline;
    float: none;
    margin: 15px 20px 10px 20px;
  }
  body .header .nav-block .top-nav .nav-item a {
    font-size: 20px;
  }
  body .header .nav-block .top-nav .circle {
    display: none;
  }
  body .header .nav-block .top-nav.collapse.in {
    display: inline-block;
  }
  body .header .nav-block .lang-switch {
    float: right;
    margin: 17px 10px 0 10px;
  }
  body .header .nav-block .lang-switch a {
    font-size: 16px;
  }
  body .header .nav-block .emblem {
    display: none;
  }
  body .event-top-block .event-top-center .search-block {
    width: 275px;
  }
  body .event-top-block .event-top-center .search-block input.keyword-text,
  body .event-top-block .event-top-center .search-block select.talks-tabs {
    width: 240px;
  }
  body .latest-events-block .latest-events .navigation {
    margin-left: -26px;
  }
  body .show-menu {
    display: none;
  }
  body .menu-block {
    display: none;
  }
  body .participants-data-block .participant-item .participant .buttons .button {
    -moz-transition: none;
    -o-transition: none;
    -webkit-transition: none;
    transition: none;
  }
  body .participants-data-block .participant-item .participant .buttons .button:hover {
    width: 26px;
  }
}
@media (max-width: 770px) {
  html {
    overflow: auto;
  }
  body {
    overflow: hidden;
  }
  body .conf-info {
    padding: 0 0 0 17px;
  }
  body .content-block .conf-info .conf-data {
    height: auto;
  }
  body .content-block .conf-info .conf-data .info-block {
    margin: 27px 0 20px 0;
  }
  body .article-data-block .scroll,
  body .program-data-block .scroll {
    overflow-x: scroll;
    overflow-y: hidden;
  }
  body .news-block .news .titles h1.right {
    display: none;
  }
  body .news-block .news .news-items {
    margin-bottom: 10px;
  }
  body .news-block .news .news-items .announs h1 {
    display: block;
  }
  body .news-block .news .news-items .announs .event {
    margin-bottom: 0;
    margin-top: 5px;
  }
  body .news-block .news .all-news {
    display: inline-block;
    margin: 0 0 30px 0;
  }
  body .modalOverlay {
    cursor: pointer;
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0px;
    left: 0px;
    background-color: rgba(0, 0, 0, 0.3);
    /* black semi-transparent */
  
  }
  body .show-menu {
    display: block;
    transition: 0.4s ease-in-out;
    -moz-transition: 0.4s ease-in-out;
    -o-transition: 0.4s ease-in-out;
    -webkit-transition: 0.4s ease-in-out;
  }
  body .active-show {
    -moz-transform: rotate(180deg);
    -webkit-transform: rotate(180deg);
    -o-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
    transform: rotate(180deg);
  }
  body .menu-block {
    display: block;
    width: 260px;
    position: fixed;
    z-index: 100;
    background-color: black;
    opacity: 0.9;
    right: -260px;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    -moz-transition: opacity 0.5s ease-in-out;
    -o-transition: opacity 0.5s ease-in-out;
    -webkit-transition: opacity 0.5s ease-in-out;
  }
  body .menu-block .go-to-menu {
    width: 100%;
    margin: 0;
  }
  body .menu-block .go-to-menu .hint {
    height: 40px;
    float: left;
    opacity: 1;
    overflow: visible;
    text-align: left;
    padding: 5px 2px 0 7px;
    font-size: 16px;
    width: 210px;
  }
  body .menu-block .go-to-menu ul {
    list-style: none;
    padding: 0;
    width: 100%;
    height: 40px;
  }
  body .menu-block .go-to-menu ul li {
    float: left;
    margin: 0 0 3px 0;
    width: 100%;
    display: block;
  }
  body .menu-block .go-to-menu ul li a {
    background-position: -40px 0;
  }
  body .registration-block .registration {
    padding: 0 17px 0 17px;
  }
  body .registration-block .left {
    display: none;
  }
  body .registration-block .right {
    width: 100%;
    padding: 0 17px 0 0;
  }
  body .add-talks {
    padding: 0 17px 0 17px;
  }
  body .open-menu {
    opacity: 1;
    right: 13px;
  }
}
@media (max-width: 480px) {
  .add-talks-block .microphone,
  .registration-block .icon {
    display: none;
  }
}
@media (min-width: 320px) and (max-width: 480px) {
  .audience-level,
  .presentation-type {
    width: 100%;
  }
}
@media (min-width: 481px) and (max-width: 720px) {
  .audience-level {
    width: 100%;
  }
}
@media (min-width: 992px) and (max-width: 1023px) {
  .container {
    width: 750px;
  }
}
@media (min-width: 650px) and (max-width: 1023px) {
  body .conf-info .conf-data {
    padding: 0 0 0 17px;
  }
  body .top-block .header .nav-logos .home {
    display: block;
    position: relative;
    margin: -4px 10px 0 0;
    right: 0;
  }
  body .registration-block .registration {
    height: auto;
  }
  body .registration-block .registration .left .reg_info {
    font-size: 16.67px;
  }
  body .registration-block .registration .right .article h1 {
    font-size: 27px;
  }
  body .registration-block .registration .right .nav {
    margin: 0 0 10px 0;
  }
  body .registration-block .registration .right a .button {
    margin: 20px 0 20px 0;
  }
  body .add-talks-block .add-talks {
    height: auto;
    padding: 0 17px 0 17px;
  }
  body .add-talks-block .add-talks .left .article h1 {
    font-size: 27px;
  }
  body .event-article-block .event-article div .article h1 {
    font-size: 27px;
  }
  body .event-article-block .event-article .nav {
    margin: 40px -10px 40px -5px;
  }
  body .event-article-block .event-article .nav .circle {
    margin: 16px 10px 0 10px;
  }
  body .event-article-block .event-article .nav div {
    font-size: 23px;
  }
  body .latest-events-block .latest-events {
    min-height: 336px;
    height: auto;
    padding: 0 10px 20px 10px;
  }
  body .latest-events-block .latest-events h1 {
    font-size: 27px;
  }
  body .latest-events-block .latest-events .navigation {
    margin-left: 0;
  }
  body .latest-events-block .latest-events .navigation .bg {
    width: 25%;
  }
  body .latest-events-block .latest-events .navigation ul {
    margin-left: -15px;
  }
  body .latest-events-block .latest-events .navigation ul li {
    padding-left: 2px;
  }
  body .trainings-block .trainings h1 {
    font-size: 27px;
  }
  body .trainings-block .trainings .training-items {
    width: 750px;
  }
  body .news-block .news {
    max-width: 840px;
    padding: 0 17px 0 17px;
    height: auto;
  }
  body .news-block .news h1 {
    font-size: 27px;
  }
  body .news-block .news .announs h1 {
    display: none;
  }
  body .news-block .news .announs .event {
    margin-top: 0;
  }
  body .pos-1,
  body .pos-4 {
    margin: 0;
  }
  body .pos-2 {
    margin: 0 10px;
  }
  body .pos-3 {
    margin-right: 10px;
  }
  body .reviews {
    padding: 0 17px 0 17px;
  }
  body .partners-block .partners h1 {
    font-size: 27px;
  }
  body .partners-block .partners .partners-single {
    width: 750px;
  }
  body .partners-block .partners .partners-single .inner-block {
    width: 180px;
  }
  body .partners-block .partners .partners-multiply {
    width: 750px;
  }
  body .partners-block .partners .partners-multiply .inner-block {
    width: 180px;
  }
  body .event-top-block .event-top-center .title-data {
    margin-right: 15px;
  }
  body .event-top-block .event-top-center .search-block {
    width: 220px;
    margin: 0;
  }
  body .event-top-block .event-top-center .search-block .keyword-submit {
    border-radius: 0;
  }
  body .event-top-block .event-top-center .search-block input.keyword-text,
  body .event-top-block .event-top-center .search-block select.talks-tabs {
    font-size: 16px;
    border-radius: 0;
    width: 190px;
  }
  body .event-top-block .event-top-center .search-filters {
    margin-left: 10px;
    width: 25px;
  }
  body .event-top-block .event-top-center .search-filters .favorites .text {
    display: none;
  }
  body .event-top-block .event-top-center .roles {
    margin-bottom: 20px;
    margin-right: 0;
  }
  body .event-top-block .event-top-center .roles select {
    border-radius: 0;
    width: 215px;
  }
  body .event-top-block .event-top-center .filter .filter-title,
  body .event-top-block .event-top-center .filter .filter-authors {
    font-size: 16px;
    margin-top: 1px;
  }
}
@media (max-width: 1000px) {
  .latest-events {
    padding: 0 17px 20px 17px;
  }
  .latest-events .latest-event-data {
    width: 600px;
  }
}
@media (min-width: 535px) and (max-width: 675px) {
  body .header .nav-block.navbar {
    width: 100%;
  }
}
@media (min-width: 451px) and (max-width: 534px) {
  body .header .nav-block.navbar {
    width: 450px;
  }
}
@media (min-width: 400px) and (max-width: 672px) {
  body .header .navbar {
    width: 400px;
  }
  body .event-top-block .event-top-center .filter {
    display: none;
  }
  body .search-data-block,
  body .article-data-block,
  body .talks-data-block,
  body .trainings-data-block,
  body .news-data-block,
  body .review-data-block,
  body .reviews-data-block,
  body .participants-data-block,
  body .error-data-block {
    max-width: 540px;
  }
  body .program-data-block {
    width: 560px;
  }
  body .program-data-block .program-body .scroll {
    overflow-x: scroll;
    overflow-y: hidden;
  }
  body .program-data-block .program-body .start-time {
    width: 47px !important;
  }
  body .program-data-block .program-body .start-time:after {
    display: none;
  }
  body .conf-info .conf-data {
    max-width: 580px;
  }
  body .conf-info .social-buttons {
    right: 6px;
    margin-left: 6px;
  }
  body .registration-block .registration {
    max-width: 580px;
  }
  body .registration-block .registration .left .icon {
    margin-top: 30px;
    margin-left: -25px;
    -moz-transform: scale(0.8);
    -ms-transform: scale(0.8);
    -o-transform: scale(0.8);
    -webkit-transform: scale(0.8);
    transform: scale(0.8);
  }
  body .registration-block .registration .right .article h1 {
    font-size: 27px;
  }
  body .registration-block .registration .right .nav {
    margin-top: 10px;
  }
  body .registration-block .registration .right a .button {
    margin: 20px 0 0 0;
  }
  body .add-talks-block .add-talks {
    max-width: 580px;
  }
  body .add-talks-block .add-talks .left .article {
    padding: 0 0 0 17px;
  }
  body .add-talks-block .add-talks .left .article h1 {
    font-size: 27px;
  }
  body .add-talks-block .add-talks .left a .button {
    margin: 9px 0 0 17px;
  }
  body .add-talks-block .add-talks .left .nav {
    margin: 15px 0 0 17px;
  }
  body .add-talks-block .add-talks .right .microphone {
    margin-top: 92px;
  }
  body .event-article-block .event-article {
    max-width: 580px;
  }
  body .event-article-block .event-article div .article h1 {
    font-size: 27px;
  }
  body .event-article-block .event-article .nav {
    margin: 20px -4px 20px 0;
  }
  body .event-article-block .event-article .nav .circle {
    margin: 12px 7px 0 7px;
  }
  body .event-article-block .event-article .nav div {
    font-size: 18px;
    margin-right: 0;
  }
  body .latest-events-block .latest-events {
    height: auto;
    padding-bottom: 20px;
  }
  body .latest-events-block .latest-events h1 {
    font-size: 27px;
    margin-left: 17px;
  }
  body .latest-events-block .latest-events .latest-event-data {
    width: 500px;
  }
  body .latest-events-block .latest-events .navigation {
    margin-left: 0;
  }
  body .latest-events-block .latest-events .navigation .bg {
    height: 34px;
  }
  body .latest-events-block .latest-events .navigation button {
    font-size: 24px !important;
  }
  body .latest-events-block .latest-events .navigation ul {
    margin-left: -15px;
  }
  body .latest-events-block .latest-events .navigation ul li {
    padding-left: 2px;
  }
  body .latest-events-block .latest-events .navigation ul li a {
    font-size: 24px;
  }
  body .trainings-block .trainings {
    max-width: 580px;
  }
  body .trainings-block .trainings h1 {
    font-size: 27px;
  }
  body .trainings-block .trainings .training-items {
    width: 442px;
  }
  body .trainings-block .trainings .training.pos-3,
  body .trainings-block .trainings .training.pos-4 {
    margin-top: 15px;
  }
  body .reviews-block .reviews {
    max-width: 580px;
    min-height: 336px;
    height: auto;
  }
  body .reviews-block .reviews h1 {
    font-size: 27px;
  }
  body .reviews-block .reviews .reviews-items .review-item .review-text a {
    font-size: 24px;
  }
  body .news-block {
    padding-left: 17px;
  }
  body .news-block .news {
    height: auto;
    max-width: 580px;
  }
  body .news-block .news h1 {
    font-size: 27px;
    width: 100%;
  }
  body .news-block .news .news-items {
    float: none;
  }
  body .news-block .news .news-items .news-item {
    padding: 0 0 30px 0;
  }
  body .news-block .news .announs h1 {
    display: none;
    margin: 0;
  }
  body .news-block .news .announs .event {
    margin-top: 0;
    padding: 0 0 30px 0;
  }
  body .news-block .news .news-item.pos-3,
  body .news-block .news .announs.pos-4 {
    margin-top: 15px;
  }
  body .participants-data-block .participants-data .participant-item {
    margin: 0 90px 30px 90px;
  }
  body .event-top-block.participants {
    height: 120px;
  }
  body .event-top-block.participants .event-top-center .search-block {
    width: 245px;
    margin: 15px 0 0 15px;
  }
  body .event-top-block.participants .event-top-center .search-block input.keyword-text,
  body .event-top-block.participants .event-top-center .search-block select.talks-tabs {
    width: 215px;
  }
  body .event-top-block.participants .event-top-center .search-filters {
    margin: 15px 0 0 25px;
  }
  body .pos-1,
  body .pos-3 {
    margin: 0;
  }
  body .pos-2,
  body .pos-4 {
    margin: 0 0 10px 82px;
  }
  body .partners-block .partners {
    max-width: 580px;
  }
  body .partners-block .partners h1 {
    font-size: 27px;
  }
  body .partners-block .partners .partners-single {
    width: 400px;
  }
  body .partners-block .partners .partners-single .partner {
    margin: 0 0 35px 0;
  }
  body .partners-block .partners .partners-multiply {
    width: 400px;
  }
  body .partners-block .partners .partners-multiply .pos-1,
  body .partners-block .partners .partners-multiply .pos-3 {
    margin: 0;
  }
  body .partners-block .partners .partners-multiply .pos-2,
  body .partners-block .partners .partners-multiply .pos-4 {
    margin: 0 0 0 82px;
  }
  body .partners-block .partners .partners-multiply .partner {
    margin: 0 0 35px 0;
  }
}
@media screen and (min-width: 440px) and (max-width: 610px) {
  body .conf-info .conf-data .info-block {
    margin: 28px 0 20px 0;
  }
  body .event-top-block.participants {
    height: 190px;
  }
  body .event-top-block.participants .event-top-center .search-block {
    width: 245px;
    margin: 15px 0 0 15px;
  }
  body .event-top-block.participants .event-top-center .search-block input.keyword-text,
  body .event-top-block.participants .event-top-center .search-block select.talks-tabs {
    width: 215px;
  }
  body .event-top-block.participants .event-top-center .search-filters {
    margin: 15px 0 0 15px;
  }
  body .event-top-block.participants .event-top-center .roles {
    margin: 15px 0 0 15px;
  }
  body .event-top-block.participants .event-top-center .roles select {
    width: 240px;
  }
  body .event-top-block {
    height: 115px;
  }
  body .event-top-block .event-top-center .search-block {
    margin: 15px 0 0 15px;
    width: 260px;
  }
  body .event-top-block .event-top-center .search-block input.keyword-text,
  body .event-top-block .event-top-center .search-block select.talks-tabs {
    width: 220px;
  }
}
@media screen and (max-height: 360px) {
  body .error-notify-block,
  body .info-top-buttons {
    display: none;
  }
}
@media (max-width: 325px) {
  body .content-block .pos-1,
  body .content-block .pos-2,
  body .content-block .pos-3,
  body .content-block .pos-4 {
    margin: 0 65px 20px 65px;
  }
  body .content-block .add-talks-block > .add-talks,
  body .content-block .news-block > .news,
  body .content-block .conf-info > .conf-data,
  body .content-block .trainings-block > .trainings,
  body .content-block .registration-block > .registration,
  body .content-block event-article-block > .event-article,
  body .content-block .latest-events-block > .latest-events,
  body .content-block .reviews-block > .reviews,
  body .content-block .partners-block > .partners {
    max-width: 300px;
  }
  body .content-block .add-talks-block > .add-talks .nav div,
  body .content-block .news-block > .news .nav div,
  body .content-block .conf-info > .conf-data .nav div,
  body .content-block .trainings-block > .trainings .nav div,
  body .content-block .registration-block > .registration .nav div,
  body .content-block event-article-block > .event-article .nav div,
  body .content-block .latest-events-block > .latest-events .nav div,
  body .content-block .reviews-block > .reviews .nav div,
  body .content-block .partners-block > .partners .nav div {
    font-size: 22px;
  }
  body .content-block .add-talks-block > .add-talks .nav .circle,
  body .content-block .news-block > .news .nav .circle,
  body .content-block .conf-info > .conf-data .nav .circle,
  body .content-block .trainings-block > .trainings .nav .circle,
  body .content-block .registration-block > .registration .nav .circle,
  body .content-block event-article-block > .event-article .nav .circle,
  body .content-block .latest-events-block > .latest-events .nav .circle,
  body .content-block .reviews-block > .reviews .nav .circle,
  body .content-block .partners-block > .partners .nav .circle {
    margin-top: 17px;
  }
  body .content-block .registration-block .registration {
    padding: 0 5px 0 8px;
  }
  body .content-block .registration-block .registration .right a .button {
    width: 290px;
  }
  body .content-block .registration-block .registration .right .nav {
    margin: 35px 0 30px;
  }
  body .content-block .add-talks-block .add-talks {
    padding: 0 5px 0 8px;
  }
  body .content-block .news-block .news .news-item {
    margin: 0 auto 0 auto;
    padding: 0 0 30px 8px;
  }
  body .content-block .news-block .news .all-news {
    margin: 0 0 40px 8px;
  }
  body .content-block .announce-block .news-items .event {
    padding-left: 8px;
  }
  body .content-block .announce-block .all-news {
    margin: 0 0 40px 8px;
  }
  body .content-block .conf-info {
    padding: 0 0 0 5px;
  }
  body .content-block .conf-info .social-buttons {
    margin-left: 5px;
  }
  body .content-block .latest-events-block > .latest-events .nav div a {
    font-size: 22px;
  }
  body .content-block .latest-events-block > .latest-events .nav .circle {
    margin-top: 15px;
  }
  body .content-block .latest-events-block > .latest-events .talk {
    margin: 0 65px 20px 50px;
  }
  body .content-block .event-article-block > .event-article .nav {
    margin: 20px 5px;
  }
  body .content-block .registration-block > .registration .right a .button,
  body .content-block .add-talks-block > .add-talks .right a .button,
  body .content-block .registration-block > .registration .left a .button,
  body .content-block .add-talks-block > .add-talks .left a .button {
    width: 100%;
  }
  body .content-block .article-data-block,
  body .content-block .talks-data-block {
    width: 300px;
  }
  body .content-block .comments-block .leave-comment {
    float: left;
    margin-bottom: 20px;
  }
  body .content-block .comments-block .comment-text {
    width: 300px;
  }
  body .partners-block .partners .partners-multiply {
    width: 180px;
  }
}
@media (min-width: 660px) and (max-width: 670px) {
  body .content-block .conf-data {
    max-width: 594px;
  }
  body .content-block .add-talks-block .add-talks {
    padding: 0;
  }
}
@media (max-width: 570px) {
  .add-talks-block .article {
    padding: 0 0 0 17px;
  }
  .add-talks-block .button {
    margin: 9px 0 0 17px;
  }
  .add-talks-block .nav div {
    margin-left: 17px;
  }
}
@media (max-height: 375px) {
  body .show-menu {
    display: none;
  }
  body .menu-block {
    display: none;
  }
}
@media screen and (max-width: 450px) {
  body .content-block .conf-info {
    height: auto;
  }
  body .content-block .conf-info .conf-data .info-block {
    margin: 79px 0 20px 0;
  }
  body .content-block .conf-info .conf-data .conf-list {
    font-size: 15px;
  }
  body .content-block .comments-block .leave-comment {
    float: left;
    margin-bottom: 20px;
  }
  body .content-block .comments-block .comment-text {
    width: 300px;
  }
  body .error-notify-block,
  body .info-top-buttons {
    display: none;
  }
  body .conf-bg {
    height: 600px;
  }
  body .conf-bg.bg-1 {
    background: #777777;
  }
  body .top-block .header .user {
    min-width: 149px;
  }
  body .top-block .header .user .user-block .photo {
    display: none;
  }
  body .top-block .header .user .user-block .login,
  body .top-block .header .user .user-block .info {
    margin: 15px 0 10px 5px;
  }
  body .top-block .header .user .user-block .info {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  body .event-top-block {
    height: 115px;
  }
  body .event-top-block .event-top-center .filter {
    display: none;
  }
  body .event-top-block .event-top-center .title-data {
    margin-right: 0px;
  }
  body .event-top-block .event-top-center .search-block {
    margin: 15px 0 0 15px;
    width: 260px;
  }
  body .event-top-block .event-top-center .search-block input.keyword-text,
  body .event-top-block .event-top-center .search-block select.talks-tabs {
    width: 220px;
  }
  body .talks-data-block .audience-level {
    margin: 3px 15px 0 0;
  }
  body .talks-data-block .audience-level .type-text {
    width: 70px;
    height: 20px;
    overflow: hidden;
  }
  body .search-data-block,
  body .article-data-block,
  body .talks-data-block,
  body .trainings-data-block,
  body .news-data-block,
  body .review-data-block,
  body .reviews-data-block,
  body .participants-data-block,
  body .error-data-block {
    max-width: 360px;
  }
  body .program-data-block {
    max-width: 360px;
  }
  body .program-data-block .program-body .program-download {
    left: 1px;
    position: relative;
    top: -20px;
  }
  body .program-data-block .program-body .program-download a {
    font-size: 16px;
  }
  body .program-data-block .program-body .scroll {
    overflow-x: scroll;
    overflow-y: hidden;
  }
  body .program-data-block .program-body .start-time {
    width: 47px !important;
  }
  body .program-data-block .program-body .start-time:after {
    display: none;
  }
  body .conf-info .conf-data {
    max-width: 340px;
  }
  body .registration-block .registration {
    max-width: 360px;
    height: auto;
    padding-right: 15px;
  }
  body .registration-block .registration .left {
    display: none;
  }
  body .registration-block .registration .right {
    width: 100%;
    margin-left: 0;
  }
  body .registration-block .registration .right .article h1 {
    font-size: 26px;
  }
  body .registration-block .registration .right .article .text {
    height: auto;
  }
  body .registration-block .registration .right .nav {
    margin: 10px 0 15px 0;
  }
  body .registration-block .registration .right a .button {
    width: 330px;
  }
  body .add-talks-block .add-talks {
    max-width: 340px;
    height: auto;
    padding-left: 9px;
  }
  body .add-talks-block .add-talks .right {
    display: none;
  }
  body .add-talks-block .add-talks .left {
    width: 100%;
  }
  body .add-talks-block .add-talks .left .article h1 {
    font-size: 26px;
  }
  body .add-talks-block .add-talks .left .article .text {
    min-height: 175px;
  }
  body .add-talks-block .add-talks .left a .button {
    max-width: 330px;
    margin: 0;
  }
  body .add-talks-block .add-talks .left .nav a div {
    margin-left: 0;
    font-size: 22.67px;
  }
  body .event-article-block .event-article {
    max-width: 340px;
  }
  body .event-article-block .event-article div .article h1 {
    font-size: 26px;
  }
  body .event-article-block .event-article .nav {
    margin: 20px 0;
  }
  body .event-article-block .event-article .nav .circle {
    display: none;
    margin-top: 13px;
  }
  body .event-article-block .event-article .nav div {
    font-size: 19px;
    margin-right: 10px;
  }
  body .latest-events-block .latest-events {
    max-width: 340px;
    min-height: 336px;
    height: auto;
    padding-bottom: 20px;
  }
  body .latest-events-block .latest-events h1 {
    font-size: 27px;
  }
  body .latest-events-block .latest-events .navigation {
    margin-left: 0;
  }
  body .latest-events-block .latest-events .navigation .bg {
    height: 34px;
  }
  body .latest-events-block .latest-events .navigation button {
    font-size: 24px !important;
  }
  body .latest-events-block .latest-events .navigation ul {
    margin-left: -15px;
  }
  body .latest-events-block .latest-events .navigation ul li {
    padding-left: 2px;
  }
  body .latest-events-block .latest-events .navigation ul li a {
    font-size: 24px;
  }
  body .latest-events-block .latest-events .navigation .nav {
    margin-left: 0;
  }
  body .trainings-block .trainings {
    max-width: 340px;
  }
  body .trainings-block .trainings h1 {
    font-size: 27px;
  }
  body .trainings-block .trainings .training {
    margin: 0 auto 20px auto;
    width: 300px;
  }
  body .reviews-block .reviews {
    max-width: 340px;
    min-height: 336px;
    height: auto;
  }
  body .reviews-block .reviews h1 {
    font-size: 27px;
  }
  body .reviews-block .reviews .reviews-items .review-item .review-text a {
    font-size: 24px;
  }
  body .participants-data-block .participants-data .participant-item {
    margin: 0 0 30px 0;
  }
  body .event-top-block.participants {
    height: 190px;
  }
  body .event-top-block.participants .event-top-center .search-block {
    width: 245px;
    margin: 15px 0 0 15px;
  }
  body .event-top-block.participants .event-top-center .search-block input.keyword-text,
  body .event-top-block.participants .event-top-center .search-block select.talks-tabs {
    width: 215px;
  }
  body .event-top-block.participants .event-top-center .search-filters {
    margin: 15px 0 0 15px;
  }
  body .event-top-block.participants .event-top-center .roles {
    margin: 15px 0 0 15px;
  }
  body .event-top-block.participants .event-top-center .roles select {
    width: 240px;
  }
  body .news-block .news {
    height: auto;
    max-width: 340px;
  }
  body .news-block .news h1 {
    font-size: 27px;
  }
  body .news-block .news .announs {
    width: 300px;
    margin: 0 auto 20px auto;
  }
  body .news-block .news .announs .event {
    width: 300px;
    margin: 0 auto 20px auto;
  }
  body .news-block .news .news-item {
    width: 300px;
    margin: 0 auto 40px auto;
  }
  body .pos-1,
  body .pos-3,
  body .pos-2,
  body .pos-4 {
    margin: 0 80px 20px 80px;
  }
  body .partners-block .partners h1 {
    font-size: 27px;
  }
  body .partners-block .partners .partners-multiply .pos-1,
  body .partners-block .partners .partners-multiply .pos-3,
  body .partners-block .partners .partners-multiply .pos-2,
  body .partners-block .partners .partners-multiply .pos-4 {
    margin: 0;
  }
}
@media screen and (max-width: 370px) {
  .top-block .header .user {
    min-width: 150px;
  }
}
@media (max-width: 1280px) {
  .top-block .header .top-nav .nav-item a,
  .top-block .header .lang-switch a {
    font-size: 19px;
  }
}
@media (min-width: 1430px) {
  body .top-block .header .top-nav {
    width: 850px;
    margin: 0 auto;
    text-align: right;
    float: none;
  }
  body .top-block .header .top-nav .home {
    display: block;
    margin-right: 20px;
  }
  body .latest-events-block .latest-events .navigation .bg {
    width: 20%;
  }
}
@media (min-width: 1800px) {
  body .latest-events-block .latest-events .navigation .bg {
    width: 25%;
  }
}