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%);
} 

.grayscale-drop-shadow
{
  filter: grayscale(100%) drop-shadow(15px 15px 20px black);
}