.listjs-sorter {
    position: relative;
    cursor: pointer;
    padding-right: 1.25rem;
}
.listjs-sorter:after {
    font-weight: normal;
    line-height: 1;
    content: "\21C5";

    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
}
.listjs-sorter.asc:after {
    content: "\2191";
}
.listjs-sorter.desc:after {
    content: "\2193";
}