.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 9999;
}

.loading .spinner-border {
    width: 3rem;
    height: 3rem;
    color: #fff;
}

.select2 {
    width: 100% !important;
}