main .l, main .m, main .r {
  flex: 0 0 33.33%;
  display: flex;
  flex-direction: column;
  overflow: hidden; }
main .l > div, main .m > div, main .r > div {
  display: flex;
  flex: 0 0 50%;
  padding: 1rem; }
main .chart-wrap {
  border: 0.0625rem solid rgba(76, 180, 231, 0.33);
  display: flex;
  flex: 1;
  flex-direction: column; }
  main .chart-wrap .chart {
    flex: 1;
    height: 0; }