/* STICKY PAGE ANCHOR LINKS */
/* nested sticky won't work if ANY parent has overflow <> visible */
.wrapper {overflow:visible}
#stPgLinks {
    position:sticky;top:79px;
    background-color:#e7e7e7;
    padding:10px;
    z-index:990;
    display:flex;
    flex-wrap: wrap;
    justify-content: center;
    border-bottom:1px solid #b9b9b2;
}
#stPgLinks a {
    display:block;margin:10px;white-space:nowrap;color:#7e7979;
}
#stPgLinks a:hover {color:#000}
.stPgAnchor {display:block;position:relative;visibility:hidden}
.stPgAnchor.topA {top:-140px}
.stPgAnchor.topB {top:-180px}

#stPgLinks a.active {color:#000;}

.math-instruction #mclAnchor {top:-140px;}
@media (min-width:768px) {
    #stPgLinks a {font-size:15px}
}
@media (max-width:767px) {
    #stPgLinks {display:none !important}
}
@media (min-width:768px) {
    #stPgLinks[style*='display: block'] {
        display: flex !important;
    }
}