body {
  margin: 0;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 20px;
  color: #333333;
  background-color: #eee;
}

#chart_container {
        font-family: Arial, Helvetica, sans-serif;
}

#chart {
        position: relative;
        width: 80%;
}

svg {
  border: 1px solid #aaa;
  margin-bottom: 5px;
}

#legend {
        display: inline-block;
        vertical-align: top;
        margin: 0 0 0 0px;
        background-
}

input:not([type=submit]):not([type=file]):not([type=button]) {
  border: 1px solid #aaa;
  -webkit-border-radius: 3px;
     -moz-border-radius: 3px;
          border-radius: 3px;
}

input:focus {
        border:solid 2px #73A6FF;
}

.grouping-box {
  position: relative;
  padding: 5px;
  margin: 2px;
  background-color: #fff;
  border: 1px solid #ccc;
  -webkit-border-radius: 4px;
     -moz-border-radius: 4px;
          border-radius: 4px;
}

Add CSS styles for graphing frontend.
Add CSS styles for graphing frontend.
