h1
{
  color:black;
text-align: center;
}

figure
{
  display: inline-block;
}

.high-saturation
{
  filter: contrast(110%) saturate(150%);
}

.drop-shadow
{
  filter: drop-shadow(15px 15px 20px blue);
}

.sepia
{
  filter: sepia(80%)
}

.grayscale
{
  filter: grayscale(100%)
} 
 

.hue-rotate
{
  filter: hue-rotate(90deg)
}

.invert
{
  filter: invert(100%)
}