.viewport {
	fill: none;
	stroke: none;  /* set to grey if border to be shown else none */
}
.axis path,
.axis line {
    fill: none;
    stroke: black;
}
.axis text {
   	font-family: sans-serif;
   	font-size: 12px;
   	text-anchor: middle;
}
foottext {/*explainatory text*/
    font-family: sans-serif;
    font-size: 12px;
}
table {
    font-family: sans-serif;
    font-size: 12px;
    text-anchor: middle;
    visibility: hidden;
}
.quarterSeparator {
  fill: none;
  stroke-width: 0.5px;
  stroke: grey;
  stroke-dasharray: 8;
}
.peakMonthHighlight {
  fill: rgb(204, 221, 255);
  opacity: 0.3;
}
/* Styles for the main chart elements */
.year {
	opacity: 1;
}
.yearLine {
  fill: none;
  stroke-width: 3.5px;
  opacity: 0;
}
.yearTitle {
  font-family: sans-serif;
  font-size: 28px;	
  text-anchor: right;
  font-weight: bold;
  opacity: 0;
}
.chartTitle {
   	font-family: sans-serif;
   	font-size: 18px;	
   	text-anchor: middle;
	  font-weight: bold;
}