.grading000
{
  background-color: #FFFFFF;
}

.grading001
{
  background-color: #CCCCCC;
}

.grading020
{
  background-color: #FF0000;
}

.grading030
{
  background-color: #FF4400;
}

.grading040
{
  background-color: #FF8800;
}

.grading050
{
  background-color: #FFCC00;
}

.grading060
{
  background-color: #FFFF00;
}

.grading070
{
  background-color: #CCFF00;
}

.grading080
{
  background-color: #88FF00;
}

.grading090
{
  background-color: #44FF00;
}

.grading100
{
  background-color: #00FF00;
}