.row {
    padding-top: 24px;
}

.card {
    background-color: #f8f9fa;
    padding: 8px;
    margin-bottom: 24px;
}

h3 {
    text-align: center;
    margin-bottom: .2rem;
}

.grid .tick line {
    stroke: lightgrey;
    stroke-opacity: 0.7;
    shape-rendering: crispEdges;
  }

.myToolTip {
    position: absolute;
    display: none;
    min-width: 80px;
    min-height: 80px;
    background: none repeat scroll 0 0 #ffffff;
    border: 1px solid #6F257F;
    padding: 14px;
    text-align: center;
    pointer-events: none;
}

.chart-title {
    font-size: 32px;
    font-weight: bold;
}