grafana/public/sass/components/_panel_graph.scss

.graph-canvas-wrapper {
  position: relative;
  cursor: crosshair;
}

.histogram-chart {
  position: relative;
}

.datapoints-warning {
  pointer: none;
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 10;
  margin-top: -50px;
  margin-left: -100px;
  width: 200px;
  text-align: center;
  cursor: auto;
  padding: 10px;
}

.graph-legend {
  @include clearfix();
  margin: 0 $spacer;
  text-align: center;
  width: calc(100% - $spacer);
  padding-top: 6px;

  .popover-content {
    padding: 0;
  }
}

.graph-legend-icon {
  position: relative;
  padding-right: 4px;
  top: 1px;
}

.graph-legend-icon,
.graph-legend-alias,
.graph-legend-value {
  cursor: pointer;
  float: left;
  white-space: nowrap;
  font-size: 85%;
  text-align: left;
  &.current::before {
    content: "Current: "
  }
  &.max::before {
    content: "Max: "
  }
  &.min::before {
    content: "Min: "
  }
  &.total::before {
    content: "Total: "
  }
  &.avg::before {
    content: "Avg: "
  }
}

.graph-legend-icon .fa {
  font-size: 135%;
  position: relative;
  top: 1px;
}

.graph-legend-series {
  float: left;
  white-space: nowrap;
  padding-left: 10px;

  &--right-y {
    float: right;
  }
}

.graph-legend-value {
  padding-left: 6px;
}

.graph-legend-table {
  overflow-y: auto;
  overflow-x: hidden;

  .graph-legend-series {
    display: table-row;
    float: none;
    padding-left: 0;
    &--right-y {
      float: none;

      .graph-legend-alias::after {
        content: '(right-y)';
        padding: 0 5px;
        color: $text-color-weak;
      }
    }
  }


  td, .graph-legend-alias, .graph-legend-icon, .graph-legend-value {
    float: none;
    display: table-cell;
    white-space: nowrap;
    padding: 2px 10px;
    text-align: right;
  }

  .graph-legend-icon {
    width: 5px;
    padding: 0;
    top: 0;
    .fa {
      top: 4px;
    }
  }

 .graph-legend-value  {
    padding-left: 15px;
  }

  .graph-legend-alias {
    padding-left: 7px;
    text-align: left;
    width: 95%;
  }

  .graph-legend-series:nth-child(odd) {
    background-color: $grafanaListAccent;
  }

  .graph-legend-value {
    &.current, &.max, &.min, &.total, &.avg {
      &::before {
        content: '';
      }
    }
  }

  th {
    text-align: right;
    padding: 0px 10px 1px 0;
    font-weight: bold;
    color: $blue;
    font-size: 85%;
    white-space: nowrap;
  }
}

.graph-legend-rightside {

  &.graph-wrapper {
    display: table;
    width: 100%;
  }

  .graph-canvas-wrapper {
    display: table-cell;
    width: 100%;
    position: relative;
  }

  .graph-legend-wrapper {
    display: table-cell;
    vertical-align: top;
    position: relative;
    left: 4px;
  }

  .graph-legend {
    margin: 0;
  }

  .graph-legend-series {
    display: block;
    padding-left: 0px;
  }

  .graph-legend-table .graph-legend-series {
    display: table-row;
  }
}

.graph-legend-series-hidden {
  .graph-legend-value,
  .graph-legend-alias {
    color: $link-color-disabled;
  }
}

.graph-legend-popover {
  width: 200px;
  label {
    display: inline-block;
  }
  .btn {
    padding: 1px 3px;
    margin-right: 0px;
    line-height: initial;
  }
  .close {
    margin-right: 5px;
    color: $link-color;
    opacity: 0.7;
    text-shadow: none;
  }
  .editor-row {
    padding: 5px;
  }
}

.annotation-tags {
  color: $purple;
}

.graph-series-override {
  input {
    float: left;
    margin-right: 10px;
  }
  .graph-series-override-option {
    float: left;
    padding: 2px 6px;
  }
  .graph-series-override-selector {
    float: left;
  }
}

.graph-tooltip {
  white-space: nowrap;
  font-size: $font-size-sm;
  background-color: $graph-tooltip-bg;
  color: $text-color;

  .graph-tooltip-time {
    text-align: center;
    position: relative;
    top: -3px;
    padding: 0.2rem;
  }

  .graph-tooltip-list-item {
    display: table-row;

    &--highlight {
      color: $text-color-emphasis;
      font-weight: bold;
    }
  }

  .graph-tooltip-series-name {
    display: table-cell;
    padding: 0.15rem;
  }

  .graph-tooltip-value {
    display: table-cell;
    font-weight: bold;
    padding-left: 15px;
    text-align: right;
  }
}

.graph-annotation {

  .label-tag {
    margin-right: 4px;
    margin-top: 8px;
  }

  .graph-annotation-title {
    font-weight: $font-weight-semi-bold;
    position: relative;
    top: -0.4rem;
  }

  a {
    color: $blue;
    text-decoration: underline;
  }

  .graph-annotation-time {
    position: relative;
    text-align: center;
    top: 0.6rem;
  }
}

.left-yaxis-label {
  top: 50%;
  left: -5px;
  transform: rotate(-90deg);
  transform-origin: left top;
}

.right-yaxis-label {
  top: 50%;
  right: -5px;
  transform: rotate(90deg);
  transform-origin: right top;
}

.axisLabel {
  color: $text-color;
  font-size: $font-size-sm;
  position: absolute;
  text-align: center;
  font-size: 12px;
}

.alert-handle-wrapper {
  position: absolute;
  user-select: none;

  .alert-handle {
    z-index: 10;
    position: relative;
    float: right;
    padding: 0.4rem 0.6rem 0.4rem 0.4rem;
    background-color: $btn-inverse-bg;
    box-shadow: $search-shadow;
    cursor: row-resize;
    width: 100px;
    font-size: $font-size-sm;
    box-shadow: 4px 4px 3px 0px $body-bg;
    border-radius: 4px;
    border-width: 0 1px 1px 0;
    border-style: solid;
    border-color: $black;
    text-align: right;
    color: $text-muted;

    .icon-gf {
      font-size: 17px;
      position: relative;
      top: 0px;
      float: left;
    }
  }

  .alert-handle-line {
    float: left;
    height: 2px;
    margin-top: 13px;
    z-index: 0;
    position: relative;
  }

  &--warn {
    right: -222px;
    width: 238px;

    .alert-handle-line {
      width: 138px;
      background-color: $warn;
    }
  }

  &--crit{
    right: -105px;
    width: 123px;

    .alert-handle-line {
      width: 23px;
      background-color: $critical;
    }
  }

  &--no-value {
    .alert-handle-line {
      display: none;
    }
  }
}