syncthing/src/app/charts/donut-chart/donut-chart.component.scss

.chart-container {
    position: relative;
    width: 100%;
    height: 100%;
 }

.center {
    position: absolute;
    left: 0;
    top: 40%;
    width: 100%;
    text-align: center;
    font-size:1.8rem;
}