prabhuignoto/float-menu

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src/components/Menu.scss

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$shadow: rgb(0 0 0 / 20%) 2px 2px 10px 2px;

.menu-wrapper {
  align-items: flex-start;
  display: flex;
  height: 100%;
  justify-content: flex-start;
  width: 100%;
  outline: 0;
  z-index: 9999;
}

.sub-menu-wrapper {
  animation: show 0.1s ease-in;
  min-width: 150px;

  &.slide-out {
    border-radius: 4px;
    box-shadow: $shadow;
    left: 102%;
    position: absolute;
    background: var(--menu-background);
    top: 0;
  }

  &.accordion {
    width: 99%;
    margin-left: auto;
    max-height: 900px;
    transition: max-height 0.5s ease;
  }
}

.chev-icon {
  width: 1.5rem;
  height: 1.5rem;
  display: block;

  svg {
    width: 100%;
    height: 100%;
  }

  &.disabled {
    opacity: 0.45;
  }
}

.menu-list {
  align-items: flex-start;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  list-style: none;
  margin: 0;
  padding: 0;
  width: 100%;

  .name {
    padding-left: 0.5rem;

    &.disabled {
      filter: opacity(0.45);
    }
  }
}

.menu-item-wrapper {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 100%;
  min-height: 2.5rem;

  &.slide-out {
    .name {
      order: 1;
    }

    .chev-icon {
      order: 2;
      margin-left: auto;
    }
  }

  &.accordion {
    .name {
      order: 2;
    }

    .chev-icon {
      order: 1;
    }
  }
}

.menu-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 20px;
  width: 20px;
  padding: 0 5px;
}

.menu-list-item {
  align-items: center;
  color: var(--menu-text-color);
  cursor: pointer;
  display: flex;
  font-size: 0.9rem;
  justify-content: flex-start;
  position: relative;
  width: 100%;

  &.divider {
    height: 1rem;
    cursor: default;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  &.accordion {
    flex-direction: column;

    &.selected:not(.divider) {
      max-height: 900px;
    }
  }

  &.slide-out:not(.divider) {
    height: 2.5rem;

    &:hover {
      background-color: var(--hover-background);
      color: var(--text-selected-color);
    }
  }

  &:first-child {
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
  }

  &:last-child {
    border-bottom-left-radius: 4px;
    border-bottom-right-radius: 4px;
  }

  &.selected {
    background-color: rgba(#cccc, 0.5);
  }

  &.highlight {
    border: 1px solid red;
  }

  &.flip {
    .name {
      margin-left: auto;
      order: 2;
      padding-left: 0;
      padding-right: 0.5rem;
    }

    .chev-icon {
      margin-left: 0;
      order: 1;
      transform: rotate(-180deg);
    }

    .sub-menu-wrapper {
      left: auto;
      right: 102%;
    }

    .menu-item-icon {
      order: 3;
    }
  }

  &.disabled {
    cursor: default;
  }
}

.menu-item-divider {
  width: 95%;
  background: rgb(0 0 0 / 10%);
  display: block;
  height: 1px;
  margin: 0 auto;
  pointer-events: none;
}

@keyframes show {
  0% {
    opacity: 0;
  }

  100% {
    opacity: 1;
  }
}