td {
          
    vertical-align: bottom;
    text-align: center;
    
  }

  canvas {
    border: 1px solid green;
    
  }

  .columnCharts {
    position: auto; 
    margin: left; 
    height: 40%;   
    width: 40%;
  }

  .circleCharts {
    position: auto; 
    margin: left; 
    height: 300px;   
    width: 300px;
  }