notes/_sass/support/mixins/_typography.scss

// Font size

@mixin fs-1 {
  font-size: 9px !important;

  @include mq(sm) {
    font-size: 10px !important;
  }
}

@mixin fs-2 {
  font-size: 11px !important;

  @include mq(sm) {
    font-size: 12px !important;
  }
}

@mixin fs-3 {
  font-size: 12px !important;

  @include mq(sm) {
    font-size: 14px !important;
  }
}

@mixin fs-4 {
  font-size: 15px !important;

  @include mq(sm) {
    font-size: 16px !important;
  }
}

@mixin fs-5 {
  font-size: 16px !important;

  @include mq(sm) {
    font-size: 18px !important;
  }
}

@mixin fs-6 {
  font-size: 18px !important;

  @include mq(sm) {
    font-size: 24px !important;
    line-height: $body-heading-line-height;
  }
}

@mixin fs-7 {
  font-size: 24px !important;
  line-height: $body-heading-line-height;

  @include mq(sm) {
    font-size: 32px !important;
  }
}

@mixin fs-8 {
  font-size: 32px !important;
  line-height: $body-heading-line-height;

  @include mq(sm) {
    font-size: 36px !important;
  }
}

@mixin fs-9 {
  font-size: 36px !important;
  line-height: $body-heading-line-height;

  @include mq(sm) {
    font-size: 42px !important;
  }
}

@mixin fs-10 {
  font-size: 42px !important;
  line-height: $body-heading-line-height;

  @include mq(sm) {
    font-size: 48px !important;
  }
}