.avatar {
    display: inline-flex;
    overflow: hidden;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    box-sizing: border-box;
    background-color: var(--theme-primary-light);
    color: var(--theme-primary-light-contrast);
    user-select: none;
    position: relative;
    width: var(--avatar-diameter, 1.5rem);
    height: var(--avatar-diameter, 1.5rem);
    border-radius: var(--avatar-radiusm, 50%);
}

.avatar span {
    min-width: 1em;
    text-align: center;
    line-height: var(--avatar-diameter, 1.5rem);
    font-size: calc(var(--avatar-diameter, 1.5rem) * 0.5);
}

.avatar img {
    object-fit: cover;
    object-position: center center;
    width: 100%;
    height: 100%;
    border-radius: inherit;
}