#chart {
  background-color: #d9e1e7;
  margin: auto;
}

.monthLabels{
  font-family: sans-serif;
  font-size: 12px; 
}

.svgrect {
  stroke: white;
}

#chart {

  width: max-width;
}

.tooltip {   
  position: absolute;           
  text-align: center;           
  top: 200px;
  width: 120px;                  
  height: 80px;                 
  padding: 1px;             
  font: 12px sans-serif;        
  background: white;   
  border: 0px;      
  border-radius: 2px;           
  pointer-events: none;         
}

.year {
  font-size: 1.2em;
  font-weight: bold;
}