Atom Keymap.cson

'atom-text-editor':
    'cmd-;': 'editor:fold-current-row'
    'cmd-\'': 'tabs:close-other-tabs'

Atom Styles.css

// Clean up the statusbar a whole lot
.linter-status-count,
.diagnostics-status-bar-highlight,
.line-ending-tile,
.encoding-status,
.github-ChangedFilesCount {
  display: none;
}


.package-updates-status-view {
    filter: grayscale();
    .available-updates-status {
      display: none;
    }

    display: none;
}

// Make the tree view less colorful
// .list-group .icon::before,
// .list-tree .icon::before {
//   color: #afafaf !important;
// }

atom-dock.left {
  .tab-bar {
    display: none;
  }
  .tree-view {
    padding-top: 20px;
  }
}

.tree-view {
  // ::-webkit-scrollbar {
  //   width: 0px;  /* remove scrollbar space */
  //   background: transparent;  /* optional: just make scrollbar invisible */
  // }
  // /* optional: show position indicator in red */
  // ::-webkit-scrollbar-thumb {
  //   background: #FF0000;
  // }

  .icon::before {
    display: none;
  }

  span.name {
    letter-spacing: 0.2px;
  }

  .expanded > .header.list-item {
    color: white;
  }
  .selected > .header.list-item {
    color: white !important;
  }
}

// .line-number {
//   display: none;
// }

// NOTE Nicer folding
.folded {
  color: white;
  opacity: 1 !important;
}
.fold-marker {
  color: white;
}

.line-number.bracket-matcher {
    background-color: none;
    border-left: 1px solid white;
    opacity: 1;
}

.list-group li:not(.list-nested-item).status-added,
.list-tree li:not(.list-nested-item).status-added,
.list-group li.list-nested-item.status-added > .list-item,
.list-tree li.list-nested-item.status-added > .list-item {
  // color: #96b3a0;
  color: #cabaa4;
}

.list-group li:not(.list-nested-item).status-modified,
.list-tree li:not(.list-nested-item).status-modified,
.list-group li.list-nested-item.status-modified > .list-item,
.list-tree li.list-nested-item.status-modified > .list-item {
  color: #cabaa4;
}

// Stuff for the Atom IDE linter datatip stuff - Disabled now
atom-text-editor .datatip-highlight-region > .region {
    background: rgba(0,0,0,0.2);
}
.datatip-overlay {
  // color: rgba(255,255,255,.5);
  // .datatip-pin-button::before {
  //   font-size: 12px;
  // }
  user-select: none;
  // pointer-events: none;
  .datatip-pin-button {
    opacity: 0.1;
    &:hover {
      color: rgba(255,255,255,.6);
      opacity: 0.2;
    }
  }

  box-shadow: none;

  * {
    background-color: transparent !important;
  }

  atom-text-editor.is-focused .line.cursor-line,
  atom-text-editor.is-focused .selection .region
  {
    background-color: transparent;
  }
}

.project-find,
.find-and-replace {
  // Remove weird sentence next to options that describes the options
  .options-label span {
    display: none;
  }
  span.btn-group {
    display: block;
  }
}

.btn-group {
  .btn {
    background-color: transparent;
    background-image: none;
    border: white 1px solid !important;

    &.disabled {
      opacity: 0.3;

      &:hover {
        background-color: transparent;
        background-image: none;
      }
    }
  }
}

/* Nicer search results */
.results-view {
  .list-tree.has-collapsable-children .list-nested-item > .list-tree > li {
    padding-left: 0;
    margin-left: 0;
  }

  .list-tree {
    padding: 0;
  }

  .match {
    background-color: transparent;
    border: 1px white solid;
  }

  .replacement {
    background-color: transparent;
    border: 1px white solid;
    opacity: 0.3;
  }
}

.highlight-info {
  background-color: transparent;
  border: 1px white solid;
  font-family: Menlo, Consolas, 'DejaVu Sans Mono', monospace;
}

.tab-bar {
  .tab.active::before {
    background-color: white !important;
    width: 5px;
  }

  .tab {
    color: inherit;

    .icon::before {
      color: inherit;
    }
  }

  .tab:hover {
    color: white;
    .icon::before {
      // opacity: 0;
    }
  }

  .tab .close-icon {
    // transition: none !important;

    &:hover {
      transition: opacity 0.2s !important;
      transition-delay: 0.5s !important;
      background-color: inherit;
      color: inherit;
      opacity: 1;
    }
  }
}

.atom-dock-toggle-button {
  .atom-dock-toggle-button-inner {
    transition-delay: 2s;
  }
}