Material design elevation css box shadow

elevations.css

.elevation-2 {
  box-shadow: 0px 3px 1px -2px rgba(0, 0, 0, 0.2),
    0px 2px 2px 0px rgba(0, 0, 0, 0.14),
    0px 1px 5px 0px rgba(0, 0, 0, 0.12);
}

.elevation-3 {
  box-shadow: 0px 3px 3px -2px rgba(0, 0, 0, 0.2),
    0px 3px 4px 0px rgba(0, 0, 0, 0.14),
    0px 1px 8px 0px rgba(0, 0, 0, 0.12);
}

.elevation-4 {
  box-shadow: 0px 2px 4px -1px rgba(0, 0, 0, 0.2),
    0px 4px 5px 0px rgba(0, 0, 0, 0.14),
    0px 1px 10px 0px rgba(0, 0, 0, 0.12);
}

.elevation-6 {
  box-shadow: 0px 3px 5px -1px rgba(0, 0, 0, 0.2),
    0px 6px 10px 0px rgba(0, 0, 0, 0.14),
    0px 1px 18px 0px rgba(0, 0, 0, 0.12);
}

.elevation-8 {
  box-shadow: 0px 5px 5px -3px rgba(0, 0, 0, 0.2),
    0px 8px 10px 1px rgba(0, 0, 0, 0.14),
    0px 3px 14px 2px rgba(0, 0, 0, 0.12);
}

.elevation-16 {
  box-shadow: 0px 8px 10px -5px rgba(0, 0, 0, 0.2),
    0px 16px 24px 2px rgba(0, 0, 0, 0.14),
    0px 6px 30px 5px rgba(0, 0, 0, 0.12);
}