vpodk

<header>
  <h1>Header</h1>
  <nav id="nav">
    <input type="checkbox" aria-label="Toggle menu">
    <div class="hamburger"><span></span></div>
    <ul class="menu">
      <li><a href="./index.html">Home</a></li>
      <li><a href="./index.html">About</a></li>
      <li><a href="./index.html">Contact</a></li>
    </ul>

vpodk

nav {
  display: block;
  float: right;
  left: -1em;
  padding-top: .2em;
  position: absolute;
  user-select: none;
  width: 100%;
  z-index: 1;
  -webkit-user-select: none;

vpodk

nav ul,
nav a {
  background-color: Indigo;
  color: White;
}

nav .menu a.active,
nav .menu a:active,
nav .menu a:hover {
  background-color: DarkMagenta;

vpodk

/**
 * Binary search is a search algorithm that finds the position of a target value within a sorted array.
 * Binary search has O(log n) complexity.
 * @param {!Array} list The sorted array.
 * @param {*} item The item to search.
 * @return {number} Returns the index of the item in the array.
 * @see https://en.wikipedia.org/wiki/Binary_search_algorithm
 */
const binarySearch = (list, item) => {
  let low = 0;