.jke-ecgChart-background {
    fill: #000000;
    shape-rendering: crispEdges
}

.jke-ecgChart-axis-x line,
.jke-ecgChart-axis-x path {
    fill: none;
    shape-rendering: crispEdges;
    stroke: #524f4f;
    stroke-width: 1px
}

.jke-ecgChart-axis-y line,
.jke-ecgChart-axis-y path {
    fill: none;
    shape-rendering: crispEdges;
    stroke: #333333;
    stroke-width: 1px
    background-image: linear-gradient(transparent 49%, rgba(255, 0, 0, 0.2) 50%, transparent 51%), 
    linear-gradient(to right, transparent 49%, rgba(255, 0, 0, 0.2) 50%, transparent 51%);
}

.jke-ecgChart-grid-x line,
.jke-ecgChart-grid-x path {
    fill: none;
    shape-rendering: crispEdges;
    stroke: #333333;
    stroke-width: 1px
}

.jke-ecgChart-grid-y line,
.jke-ecgChart-grid-y path {
    fill: none;
    shape-rendering: crispEdges;
    stroke: #333333;
    stroke-width: 1px
}

.jke-ecgChart-line {
    fill: none;
    stroke: #f4771b;
    stroke-width: 3px
}