grafana/public/sass/components/_row.scss

.dash-row {
  display: block;
  display: flex;
  flex-direction: column;
}

.dash-row-header {
  position: relative;
  display: flex;
  flex-direction: row;
  margin-right: $panel-margin;
  margin-left: 0;

  .h1 { font-size: 2.7rem; font-style: normal; line-height: 4rem }
  .h2 { font-size: 2.4rem; line-height: 3.5rem; }
  .h3 { font-size: 2.0rem; line-height: 3rem;}
  .h4 { font-size: 1.7rem; }
  .h5 { font-size: 1.4rem; }
  .h6 { font-size: 1rem }
}

.dash-row-header-title {
  padding: 0.6rem;
  flex-grow: 1;

  .dash-row-collapse-toggle {
    padding: 0 2px;
    font-size: $font-size-xs;
    color: $text-muted;
    position: relative;
    left: -3px;
    top: -1px;
  }

  &:hover {
    .dash-row-collapse-toggle {
      color: $link-color;
    }
  }
}

.panels-wrapper {
  flex-grow: 1;
  position: relative;
}

.dash-row-options {
  background:  $panel-bg;
  border: 1px solid $dash-row-border-color;
  margin: 0 $panel-margin $panel-margin*2 $panel-margin;
  padding: $panel-margin*2;
}

.dash-row-add-panel {
  background:  $panel-bg;
  border: 1px solid $dash-row-border-color;
  margin: 0 $panel-margin $panel-margin*2 $panel-margin;
  padding: $panel-margin*2;
  display: flex;
}

.add-panel-panels-scroll {
  width: 100%;
  overflow: auto;

  &::-webkit-scrollbar {
    display: none
  }

  -ms-overflow-style: none;
}

.add-panel-panels {
  display: flex;
  flex-direction: row;
}

.add-panel-item {
  background: $input-label-bg;
  border: $panel-border;
  padding: $spacer;
  min-width: 9rem;
  max-width: 9rem;
  text-align: center;
  margin: $gf-form-margin;
  cursor: pointer;

  &.active,
  &:hover {
    box-shadow: inset 0 1px 1px rgba(0,0,0,.075),0 0 5px rgba(82,168,236,10.8)
  }
}

.add-panel-item-name {
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  font-size: $font-size-sm;
}

.add-panel-item-img {
  width: 2rem;
}

.dash-row-menu-container {
  position: absolute;
  left: -120px;
  background: $panel-bg;
  width: 130px;
  transition: .30s left;
  transition-delay: .05s;
  z-index: 100;

  &:hover {
    left: 0px;
  }
}

.dash-row-menu {
  list-style: none;
  li a {
    display: block;
    white-space: nowrap;
    color: $text-muted;
    font-size: $font-size-sm;
    padding: 0.4rem 1rem;
    &:hover {
      color: $link-color;
      background: $input-label-bg;
    }
  }
}

// Legacy mode
.row-tab {
  .dropdown-menu-right {
    top: 0;
    left: 33px;
  }
}

.row-tab-button {
  padding: 0px;
  cursor: pointer;
  vertical-align: middle;
  width: 30px;
  height: 30px;
  text-align: center;
  display: inline-block;
  line-height: 30px;
  background: $btn-success-bg;
  color: rgba(255,255,255,.90);
}

.row-open {
  margin-top: 1px;
  left: -24px;
  position: absolute;
  z-index: 100;
  transition: .10s left;
  transition-delay: .05s;

  &:hover {
    left: 0px;
  }
}