@media only screen and (max-width: 600px) {

  .BCollapseSmartPhone, .BCollapseTablet, .BCollapse {
    display: none !important;
  }

  .BShowOnlySmartPhone {
    display: block !important;
  }

  .BShowTablet, .BShowCollapse, .BShowOnlyPC, .BShowOnlyTabletPC {
    display: none !important;
  }

  .BShowOnlyTabletSmartPhone {
    display: block !important;
  }

  .BNextControlGoDown {
    width: 85% !important;
    max-width: 85% !important;
    box-sizing: border-box;
  }

  .BNextControlGoDownCenter {
    width: 95% !important;
    max-width: 95% !important;
    box-sizing: border-box;
    margin: 30px 2.5% 30px 2.5%;
  }

  .BNextControlGoDown100 {
    max-width: calc(100% - 10px) !important;
    box-sizing: border-box;
  }

  .BNextControlGoDownWithHelpButton {
    max-width: calc(100% - 60px) !important;
    box-sizing: border-box;
  }

  .BFloatLeftSmartPhone {
    float: left !important;
  }

  .BFloatRightSmartPhone {
    float: right !important;
  }


}