select2/docs/plugins/breadcrumbs/css/breadcrumbs.css

#breadcrumbs {
    height: 3rem;
    line-height: 3rem;
    padding-left: 3rem;
}
#breadcrumbs span {
    display: inline-block;
    padding: 0 1rem;
}
#breadcrumbs span:first-child {
    padding-left: 0;
}
#breadcrumbs i {
    display: inline-block;
    width: 20px;
    text-align: center;
}