styles.css

table.release-timeline {
	flex: 1 1 100%;
    margin: 0.5em 0 0.5em 1.4em;
    padding: 0.75em 1em;
    font-size: 80%;
    line-height: 0.9;
    border-collapse: separate !important;
    border-spacing: 0 1px !important;
    background-color: transparent;
	border: 1px solid #a2a9b1 !important;
	border-radius: 6px 6px 6px 6px;
	display: table;
}

/* weekly-timeline months border right */
.weekly-month {
    border-right: 1px solid #a2a9b1 !important;
  }


table.release-timeline {
    margin-left: auto;
    margin-right: auto;
}

.release-timeline a.internal-link {
	color: inherit;
	text-decoration: none;
	border-bottom: none;
}

.release-timeline .td-first.bullet-points a:before, .release-timeline .td-next.bullet-points a:before {
  content: "\2022";
  padding-right: 0.3em;
}

.theme-dark .release-timeline .year-existing {
	border-right: 1.4em solid #0BDA51;
}

.theme-dark .release-timeline .year-nonexisting {
	border-right: 1.4em solid #424E59;
}

.theme-light .release-timeline .year-existing {
	border-right: 1.4em solid #0BDA51;
}

.theme-light .release-timeline .year-nonexisting {
	border-right: 1.4em solid #E1E1E1;
}

/************/

.release-timeline caption {
    padding: 0.4em 0.4em 0.2em;
    font-size: 112.5%;
    text-align: center;
    white-space: nowrap;
    display: table-caption;
	font-weight: bold;
}

.release-timeline tbody {
    display: table-row-group;
    vertical-align: middle;
}

.release-timeline tr {
    display: table-row;
}

.release-timeline th {
    text-align: right;
	border: none;
    padding: 0.4em !important;
    background: none;
    font: inherit;
    color: inherit;
    vertical-align: middle;
}

.release-timeline td {
    text-align: left;
	display: table-cell;
    vertical-align: inherit;
	font-weight: bold;
	border: none;
    padding: 0.4em !important;
    background: none;
    font: inherit;
    color: inherit;
}

.release-timeline .td-first {
    padding: 0.4em 0.4em 0.2em;
}

.release-timeline .td-next {
    padding: 0.2em 0.4em;
}

.release-timeline th:first-child, .release-timeline td:first-child {
    padding-left: 0.4em;
}

.release-timeline .td-separator {
	border: none;
	padding-top: 0px !important;
}

.release-timeline .line-separator {
	border-bottom: 1px solid #a2a9b1;;
}

.release-timeline .year-header {
    font-weight: bold;
}

/***** week *****/
.release-timeline .year-nonexisting, .release-timeline .year-existing {
    font-variant-numeric: tabular-nums;
}