offcanvas.css

/*
 * Off Canvas
 * --------------------------------------------------
 */
@media screen and (max-width: 991px) {
  .row-offcanvas {
    position: relative;
    -webkit-transition: all .25s ease-out;
         -o-transition: all .25s ease-out;
            transition: all .25s ease-out;
  }

  .row-offcanvas-right {
    right: 0;
  }

  .row-offcanvas-left {
    left: 0;
  }

  .row-offcanvas-right
  .sidebar-offcanvas {
    right: calc(-50% + 7px);
  }

  .row-offcanvas-left
  .sidebar-offcanvas {
    left: calc(-50% + 7.5px);
  }

  .row-offcanvas-right.active {
    right: calc(50% + 7.5px);
  }

  .row-offcanvas-left.active {
    left: calc(50% + 7.5px);
  }

  .sidebar-offcanvas {
    position: absolute;
    top: 0;
    width: 50%;
  }
}

@media screen and (max-width: 479px) {
  .row-offcanvas-right
  .sidebar-offcanvas {
    right: calc(-100% + 15px);
  }

  .row-offcanvas-left
  .sidebar-offcanvas {
    left: calc(-100% + 15px);
  }

  .row-offcanvas-right.active {
    right: calc(100% + 15px);
  }

  .row-offcanvas-left.active {
    left: calc(100% + 15px);
  }

  .sidebar-offcanvas {
    width: 100%;
  }
}