.at-articleTitleUnderline {
    width: 90%;
    padding-bottom: .4em;
}

.at-articleTitleUnderline--blue {
    border-bottom: 1px solid #04274b;
}

.at-articleTitleUnderline--green {
    border-bottom: 1px solid #62ecbc;
}

.at-articleTitleUnderline--red {
    border-bottom: 1px solid #ff3550;
}