body {
    margin: 0;
    font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
    font-size: 16px;
    line-height: 20px;
    color: #333;
    background-color: #fff;
}

.map-container {
    width: 100vmin;
}
.center-me {
    margin: 0 auto;
  }
.vis {
    height: 100vmin;
    width: 90vmin;
  }
.background {
  fill: transparent; stroke: transparent !important;
}