<template>
    <button onclick={handleClick}>toggle (current tabindex value: {privateTabIndex})</button>
    <input class="first-outside" placeholder="first (outside)">
    <input class="second-outside" placeholder="second (outside)">
    <div>
        <integration-child class="integration-child" tabindex={privateTabIndex}></integration-child>
    </div>
    <input class="third-outside" placeholder="third (outside)">
    <input class="fourth-outside" placeholder="fourth (outside)">
</template>
