odin-css-exercises/foundations/02-class-id-selectors/solution/solution.css

.odd {
  background-color: rgb(255, 167, 167);
  font-family: Verdana, "DejaVu Sans", sans-serif;
}

.adjust-font-size {
  font-size: 24px;
}

#two {
  color: #0000ff;
  font-size: 36px;
}

/*
    In the id selector 'four' below, we could have also
    added a rule to set the font size to 24px.

    However, since the elements 'Number 3' and 'Number 4'
    in the HTML file share the same font size, we reused
    the 'adjust-font-size' class above to help reduce
    duplicate code.
*/
#four {
  background-color: hsl(120, 100%, 75%);
  font-weight: bold;
}