hugo-PaperMod/assets/css/archive.css

.archive-posts {
    width: 100%;
    font-size: 16px
}

.archive-year {
    margin-top: 40px
}

.archive-year:not(:last-of-type) {
    border-bottom: 2px solid var(--border)
}

.archive-month {
    display: flex;
    align-items: flex-start;
    padding: 10px 0
}

.archive-month-header {
    margin: 25px 0;
    width: 200px
}

.archive-month:not(:last-of-type) {
    border-bottom: 1px solid var(--border)
}

.archive-entry {
    position: relative;
    padding: 5px;
    margin: 10px 0
}

.archive-entry-title {
    margin: 5px 0;
    font-weight: 400
}

.archive-count,
.archive-meta {
    color: var(--secondary);
    font-size: 14px
}