User CSS to increase JIRA's and GitHub's information desity

jira.css

/* GitHub */

/* project view */

/* pack columns tighter together */
div.project-columns-container > div {
  margin-right: 8px !important;
}

/* reduce card to column spacing */
div.js-project-column-cards {
  padding: 0px !important;
}

/* reduce card spacing */
div.issue-card {
  margin: 3px !important;
}

/* hide issue number and author */
div.issue-card small.text-gray {
  display: none !important;
}

/* reduce content left padding */
div.issue-card div.pl-5 {
  padding-left: 8px !important;
}

/* hide state icon */
div.issue-card span.card-octicon {
  display: none !important;
}

/* issue list */

div.issues-listing li.js-issue-row div.text-gray
{
  display: none !important;
}


/* JIRA */

/* thin header */
header.aui-page-header {
  padding-top: 5px !important;
  padding-bottom: 0px !important;
}

/* Hide way outdated IBM JIRA & Confluence host change announcement */
#announcement-banner {
  display: none !important;
}

/* make dropdown entries smaller */
li.aui-list-item a {
  padding: 0px 8px !important;
}
li.aui-list-item a.aui-iconised-link {
  padding-left: 31px !important;
}

div.aui-dropdown2-section ul.aui-list-truncate li a.aui-icon-container {
  padding-top: 2px !important;
  padding-bottom: 2px !important;
  background-position-y: 2px !important;
}

aui-dropdown-menu aui-item-link a {
  padding-top: 0px !important;
  padding-bottom: 0px !important;
}

/* hide right backlog side panel (story details) */
div.ghx-detail-view {
  display: none !important;
}

/* gray out done stories */
div.ghx-done,
div.ghx-done div.ghx-key a.js-key-link
{
  color: #b7b7b7 !important;
}
div.ghx-done div.ghx-end {
  opacity: 0.4 !important;
}
div.ghx-done .ghx-avatar-img {
  -webkit-filter: grayscale(100%);
  filter: grayscale(100%);
  opacity: 0.4 !important;
}

/* Display epic names completely */
span[data-epickey] {
  max-width: 20em !important;
}

/* Milestones */
/* highlight */
span[data-tooltip^='Milestone:'] {
  color: white !important;
  background-color: #8CC5FD;
  padding: 0em 0.5em;
  border-radius: 3px;
}

/* hide "None" milestones */
span[data-tooltip='Milestone: None'] {
  display: none !important;
}

/* reduced sprint padding */
div.ghx-sprint-active div.ghx-issues {
  padding-bottom: 0px !important;
}
div.ghx-backlog-header {
  padding-top: 5px !important;
}
div.ghx-sprint-planned div.ghx-sprint-info,
div.ghx-assigned-work-stats,
div.ghx-no-issues
{
  display: none !important;
}
div.iic-agile-plan button {
  padding-top: 0px !important;
  padding-bottom: 0px !important;
  min-height: 0px !important;
}
div.ghx-stat-total {
  padding-top: 0px !important;
}
div.ghx-marker {
  height: auto !important;
}


/* Active sprints view */

/* hide label and platform */
div.ghx-issue-content div.ghx-extra-fields {
  display: none !important;
}

/* hide info at the bottom of each card */
div.ghx-card-footer div.ghx-type,
div.ghx-card-footer div.ghx-flags,
div.ghx-card-footer div.ghx-end,
div.ghx-card-footer div.ghx-days
{
  display: none !important;
}

/* make cards as small as possible */
div.ghx-issue-content {
  min-height: auto !important;
}

/* hide epic name */
div.ghx-issue-content div.ghx-highlighted-fields {
  display: none !important;
}