#astroid-offcanvas {
  position: fixed !important;
  top: 0 !important;
  right: 0 !important;
  height: 100vh !important;
  width: 280px !important;
  z-index: 1050 !important;
  background-color: #fff !important;
  overflow-y: auto !important;
  box-shadow: -2px 0 5px rgba(0,0,0,0.3);
}