How to use the @artsy/reaction/dist/Assets/Fonts.avantgarde function in @artsy/reaction

justify-content: center;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 999;
`

const Container = styled.div`
  background-color: white;
  max-width: 600px;
  align-self: center;
  padding: 20px 30px;
`

const Header = styled.div`
  ${avantgarde("s11")};
  margin-bottom: 10px;
  text-transform: uppercase;
  color: ${p => p.color};
`
Header.displayName = "Header"

export const Title = styled.h1`
  ${garamond("s30")};
  margin-bottom: 15px;
`
Title.displayName = "Title"

const Description = styled.div`
  ${garamond("s19")};
  max-width: 470px;
  line-height: 1.1;

display: none;
    }
  }
`

const SectionToolMenu = styled.ul`
  display: flex;
  border: 2px solid black;
  position: relative;
  left: 0;
  width: 100%;
  overflow: hidden;
`

const SectionToolMenuItem = styled.li`
  ${avantgarde("s11")};
  background: white;
  height: 89px;
  border-right: 1px solid ${color("black10")};
  border-bottom: 1px solid ${color("black10")};
  vertical-align: top;
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  position: relative;

  &:last-child {
    border-right: none;
  }

${props =>
    props.isOpen &&
    `
    max-height: inherit;
  `};

  ${props =>
    props.isVisible &&
    !props.isHero &&
    `
    padding-bottom: 40px;
  `};
`

export const SectionToolIcon = styled.div`
  ${avantgarde("s13")};
  position: relative;
  cursor: pointer;
  top: -6px;
  opacity: 0;
  transition: opacity 0.15s ease-out;

  svg {
    z-index: 1;
    width: 40px;
    height: 40px;
    position: absolute;
    left: -18px;
    top: -13px;
  }
  path {
    transition: fill 0.1s;