@media screen and (max-width: 600px) {
  /* экран "об авторе" */
  body {
    height: 216.5vw;
    overflow-x: hidden;
    overflow-y: scroll;
  }
  .blueBorder_3 {
    height: 3.3vw;
    top: 220.8vw;
  }
  .about {
    font-family: 'Stezhok';
    font-size: 11vw;
    color: #fdfdfd;
    position: absolute;
    top: 1.6vw;
    left: 64.7vw;
    z-index: 2;
  }
  .projectScreen {
    width: 100%;
    height: 212.5vw;
    flex-direction: column;
    flex-wrap: wrap;
  }
  .buttonScreen {
    width: 100%;
    height: 42vw;
  }
  .stroke_5 {
    width: 95vw;
    height: 33vw;
    outline-width: 0.35vw;
    margin: 7vw 0.5vw 0.5vw 2.5vw;
  }
  .stroke_6 {
    width: 93vw;
    height: 27vw;
    outline-width: 0.35vw;
    margin: 0 auto;
    top: 15vw;
    left: 3.5vw;
  }
  .fullScreenButton,
  .thinScreenButton {
    display: none;
  }
  .rec_7,
  .rec_8,
  .rec_9 {
    height: 8.9vw;
  }
  #windowName_7,
  #windowName_8,
  #windowName_9 {
    font-size: 3vw;
    padding-top: 3.3vw;
  }
  .pageIcon2 {
    width: 6.4vw;
    top: 17vw;
    left: 89vw;
    animation-duration: 0.8s;
    animation-play-state: running;
  }
  .pageIcon3 {
    width: 6.4vw;
    top: 26.3vw;
    left: 89vw;
    animation-duration: 0.8s;
    animation-play-state: running;
  }
  .pageIcon4 {
    width: 6.4vw;
    top: 35.6vw;
    left: 89vw;
    animation-duration: 0.8s;
    animation-play-state: running;
  }
  .pageIcon5,
  .pageIcon6,
  .pageIcon7,
  .pageIcon8,
  .pageIcon9,
  .pageIcon10,
  .pageIcon11,
  .pageIcon12,
  .pageIcon13,
  .pageIcon14,
  .pageIcon15,
  .pageIcon16,
  .pageIcon17,
  .pageIcon18,
  .pageIcon19,
  .pageIcon20,
  .pageIcon21,
  .pageIcon22 {
    display: none;
  }
  .contentScreen {
    width: 100%;
    height: 70.5vw;
  }
  .masks {
    width: 40vw;
    height: 60vw;
    background-image: url('../images/masks.png');
    background-repeat: no-repeat;
    background-size: cover;
    margin: 65vw 0vw 10vw 12vw;
    animation: mask 5s infinite steps(1);
  }
  .masks2 {
    width: 40vw;
    height: 60vw;
    background-image: url('../images/masks.png');
    background-repeat: no-repeat;
    background-size: cover;
    margin: 65vw 10vw 10vw 0vw;
    animation: mask 5s infinite 0.5s steps(1);
  }
  .hoverScreen_1,
  .hoverScreen_2,
  .hoverScreen_3,
  .hoverScreen_4,
  .hoverScreen_5,
  .hoverScreen_6 {
    z-index: 10;
  }
  .windowScreen_1,
  .windowScreen_2,
  .windowScreen_3 {
    width: 100%;
    height: 175.4vw;
    top: 45.5vw;
    left: 0;
  }
  .stroke_7 {
    width: 95vw;
    height: 172vw;
    outline-width: 0.35vw;
    margin: 1vw 0.5vw 0.5vw 2.5vw;
  }
  .stroke_8 {
    width: 92.5vw;
    height: 166vw;
    outline-width: 0.35vw;
    margin: 4.5vw 0.5vw 0.5vw 3.4vw;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
  }
  .text_1 {
    width: 99%;
    margin: 0 auto;
    justify-content: start;
  }
  #mainInfo {
    height: 45%;
    margin-top: 0;
  }
  #info {
    height: 18%;
  }
  #leftT,
  #rightT {
    font-size: 3vw;
  }
  #describeInfo {
    width: 100%;
    align-items: center;
    margin-top: 0;
  }
  #downT {
    font-size: 3vw;
    line-height: 3.5vw;
  }
  .images_1 {
    width: 100%;
    flex-direction: column;
    flex-wrap: nowrap;
    margin-top: -25vw;
  }
  .exit_1,
  .exit_2,
  .exit_3,
  .exit_4,
  .exit_5,
  .exit_6 {
    display: block;
    width: 4vw;
    height: 4vw;
    font-family: 'Architexture';
    font-size: 4vw;
    left: 92.5vw;
  }
  .screenButton_about {
    width: 3vw;
    height: 3vw;
    position: absolute;
    top: -1.7vw;
    left: 86vw;
    border: none;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Stezhok';
    font-size: 37.1vw;
    color: #fdfdfd;
    cursor: pointer;
  }
  #imgInfo {
    width: 100%;
    height: 100%;
  }
  .modalContent {
    max-width: 96%;
    padding-top: 0;
    padding-left: 3vw;
  }
  .modalText {
    width: 100%;
    top: 145vw;
    left: 2.5vw;
  }
  .modalText p {
    font-size: 3vw;
    line-height: 3.4vw;
  }

  .screenButton_project {
    width: 3vw;
    height: 3vw;
    position: absolute;
    top: -1.7vw;
    left: 85vw;
    border: none;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Stezhok';
    font-size: 37.1vw;
    color: #fdfdfd;
    cursor: pointer;
  }
  .windowScreen_collapsed {
    height: 6vw;
    overflow: hidden;
    top: 45.5vw;
    left: 0;
    background-color: #0504ff;
  }
  .windowScreen_collapsed .text_1,
  .windowScreen_collapsed .images_1,
  .windowScreen_collapsed .modalImgWindow_1,
  .windowScreen_collapsed .stroke_7,
  .windowScreen_collapsed .stroke_8 {
    display: none;
  }
  .windowScreen_collapsed #windowName_7,
  .windowScreen_collapsed #windowName_8,
  .windowScreen_collapsed #windowName_9 {
    display: block;
    font-size: 2.5vw;
    padding: 1vw;
    text-align: center;
  }
}