/* Shared navigation icon, including the mobile account menu. */
.tutor-dashboard-menu-flashcards > a::before,
a[role="menuitem"][href$="/flashcards"]::before,
a[role="menuitem"][href$="/flashcards/"]::before {
    content: "";
    display: inline-block;
    flex: 0 0 20px;
    width: 20px;
    height: 20px;
    background-color: currentColor;
    -webkit-mask: url("flashcards-icon.svg") center / contain no-repeat;
    mask: url("flashcards-icon.svg") center / contain no-repeat;
}