.wTitles__AccentWrapper {
    display: inline-block; /* sizes to text, not container */
    align-self: flex-start; /* prevents stretch of accent to full container within a flex container */
}

.wTitles__Accent {
    display: block;  /* stretches to wrapper width = text width */
    margin-top: 8px;
    border-radius: 2px;
}