.toast { color: $toast-color-alt; background-color: $toast-background-color-alt; border: $toast-border-width solid $toast-border-color-alt; box-shadow: $toast-box-shadow-alt; // DO I NEED THIS? // &:not(.showing):not(.show) { // opacity: 0; // } } .toast-header { color: $toast-header-color-alt; background-color: $toast-header-background-color-alt; border-bottom: $toast-border-width solid $toast-header-border-color-alt; }