.widget-header-1 h5, .widget-header-2 h5
Specificity: (0,1,1)
 {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--mutted-border-color);
    padding-bottom: 10px;
    position: relative;
}

.font-small {
    font-size: 14px;
}