bulma/sass/components/menu.scss

@import "../utilities/mixins";

$menu-item-color: getVar("text") !default;
$menu-item-radius: getVar("radius-small") !default;
$menu-item-hover-color: getVar("text-strong") !default;
$menu-item-hover-background-color: getVar("background") !default;
$menu-item-active-color: getVar("link-invert") !default;
$menu-item-active-background-color: getVar("link") !default;

$menu-list-border-left: 1px solid getVar("border") !default;
$menu-list-line-height: 1.25 !default;
$menu-list-link-padding: 0.5em 0.75em !default;
$menu-nested-list-margin: 0.75em !default;
$menu-nested-list-padding-left: 0.75em !default;

$menu-label-color: getVar("text-light") !default;
$menu-label-font-size: 0.75em !default;
$menu-label-letter-spacing: 0.1em !default;
$menu-label-spacing: 1em !default;

:root {
  @include register-vars(
    (
      menu-item-color: #{$menu-item-color},
      menu-item-radius: #{$menu-item-radius},
      menu-item-hover-color: #{$menu-item-hover-color},
      menu-item-hover-background-color: #{$menu-item-hover-background-color},
      menu-item-active-color: #{$menu-item-active-color},
      menu-item-active-background-color: #{$menu-item-active-background-color},
      menu-list-border-left: #{$menu-list-border-left},
      menu-list-line-height: #{$menu-list-line-height},
      menu-list-link-padding: #{$menu-list-link-padding},
      menu-nested-list-margin: #{$menu-nested-list-margin},
      menu-nested-list-padding-left: #{$menu-nested-list-padding-left},
      menu-label-color: #{$menu-label-color},
      menu-label-font-size: #{$menu-label-font-size},
      menu-label-letter-spacing: #{$menu-label-letter-spacing},
      menu-label-spacing: #{$menu-label-spacing},
    )
  );
}

.#{$class-prefix}menu {
  font-size: getVar("size-normal");

  // Sizes
  &.is-small {
    font-size: getVar("size-small");
  }

  &.is-medium {
    font-size: getVar("size-medium");
  }

  &.is-large {
    font-size: getVar("size-large");
  }
}

.#{$class-prefix}menu-list {
  line-height: getVar("menu-list-line-height");

  a {
    border-radius: getVar("menu-item-radius");
    color: getVar("menu-item-color");
    display: block;
    padding: getVar("menu-list-link-padding");

    &:hover {
      background-color: getVar("menu-item-hover-background-color");
      color: getVar("menu-item-hover-color");
    }

    // Modifiers
    &.is-active {
      background-color: getVar("menu-item-active-background-color");
      color: getVar("menu-item-active-color");
    }
  }

  li {
    ul {
      @include ltr-property("border", getVar("menu-list-border-left"), false);
      margin: getVar("menu-nested-list-margin");
      @include ltr-property(
        "padding",
        getVar("menu-nested-list-padding-left"),
        false
      );
    }
  }
}

.#{$class-prefix}menu-label {
  color: getVar("menu-label-color");
  font-size: getVar("menu-label-font-size");
  letter-spacing: getVar("menu-label-letter-spacing");
  text-transform: uppercase;

  &:not(:first-child) {
    margin-top: getVar("menu-label-spacing");
  }

  &:not(:last-child) {
    margin-bottom: getVar("menu-label-spacing");
  }
}