salix/modules/zone/front/location/style.scss

@import "variables";

vn-treeview-child {
    .content > .vn-check:not(.indeterminate):not(.checked) {
        color: $color-alert;

        & > .btn {
            border-color: $color-alert;
        }
    }
    .content > .vn-check.checked {
        color: $color-notice;

        & > .btn {
            background-color: $color-notice;
            border-color: $color-notice
        }
    }
}