@media only screen and (max-width: 1050px) {
  .navigation,
  .rightAside {
    display: none !important;
  }
  .header .logo {
    width: 36px;
    height: 50px;
    margin: 10px;
  }
  .header .title {
    font-size: 20pt;
    letter-spacing: -2px;
  }
  .content main .mainContent {
    width: 100% !important;
  }
  .content main .mainContent .contentBox_big {
    height: 380px;
  }
}

@media only screen and (max-width: 750px) {
  .content .subMenu {
    display: none !important;
  }
  .content main .mainContent {
    width: 100% !important;
  }
}