.brand-seal,
.admin-brand > span {
    display: block;
    overflow: hidden;
    border: 0;
    border-radius: 50%;
    filter: drop-shadow(0 .2rem .4rem rgba(0, 0, 0, .28));
}

.brand-seal {
    width: 2.8rem;
    height: 2.8rem;
}

.admin-brand > span {
    width: 2.85rem;
    height: 2.85rem;
}

.brand-seal img,
.admin-brand > span img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}