src/components/AuthorInfo/AuthorInfo.css
/* Create some space to the right for the share links */
.post-footer .author {
margin-right: 180px;
}
/* ==========================================================================
Media Queries - Smaller than 500px
========================================================================== */
@media only screen and (max-width: 500px) {
.post-footer .author {
margin: 0 0 2rem;
padding: 0 0 1.6rem;
border-bottom: #ebf2f6 1px dashed;
}
}