.app_wrapper { position: relative; height: 100%; width: 100%; display: flex; align-items: center; justify-content: center; flex-direction: column; } .app_shell { position: relative; height: 100%; max-width: 100%; width: 1440px; } .ml_custom_class { position: absolute !important; background-color: light-dark( var(--ml-bg-light), var(--ml-bg-dark) ) !important; }