
index.html
<!DOCTYPE html>
<html lang="en" dir="ltr">
<head>
<meta charset="UTF-8">
<title> Responsive Drop Down Navigation Menu </title>
<link rel="stylesheet" href="style.css">
<!-- Boxicons CDN Link -->
<link href='https://unpkg.com/boxicons@2.0.7/css/boxicons.min.css' rel='stylesheet'>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body>
<nav>
<div class="navbar">
<i class='bx bx-menu'></i>
<div class="logo"><a href="#">Atechseva</a></div>
<div class="nav-links">
<div class="sidebar-logo">
<span class="logo-name">Atechseva</span>
<i class='bx bx-x'></i>
</div>
<ul class="links">
<li><a href="#">HOME</a></li>
<li>
<a href="#">HTML & CSS</a>
<i class='bx bxs-chevron-down htmlcss-arrow arrow '></i>
<ul class="htmlCss-sub-menu sub-menu">
<li><a href="#">Web Design</a></li>
<li><a href="#">Login Forms</a></li>
<li><a href="#">Card Design</a></li>
<li class="more">
<span><a href="#">More</a>
<i class='bx bxs-chevron-right arrow more-arrow'></i>
</span>
<ul class="more-sub-menu sub-menu">
<li><a href="#">Neumorphism</a></li>
<li><a href="#">Pre-loader</a></li>
<li><a href="#">Glassmorphism</a></li>
</ul>
</li>
</ul>
</li>
<li>
<a href="#">JAVASCRIPT</a>
<i class='bx bxs-chevron-down js-arrow arrow '></i>
<ul class="js-sub-menu sub-menu">
<li><a href="#">Dynamic Clock</a></li>
<li><a href="#">Form Validation</a></li>
<li><a href="#">Card Slider</a></li>
<li><a href="#">Complete Website</a></li>
</ul>
</li>
<li><a href="#">ABOUT US</a></li>
<li><a href="#">CONTACT US</a></li>
</ul>
</div>
<div class="search-box">
<i class='bx bx-search'></i>
<div class="input-box">
<input type="text" placeholder="Search...">
</div>
</div>
</div>
</nav>
<script src="script.js"></script>
</body>
</html>
style.css
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@200;300;400;500;600;700&display=swap');* {margin: 0;padding: 0;box-sizing: border-box;font-family: 'Poppins', sans-serif;}body {min-height: 100vh;}nav {position: fixed;top: 0;left: 0;width: 100%;height: 100%;height: 70px;background-color: #3142ae;background-image: linear-gradient(315deg, #3142ae 0, #3a39aa 74%);box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);z-index: 99;}nav .navbar {height: 100%;max-width: 1250px;width: 100%;display: flex;align-items: center;justify-content: space-between;margin: auto;padding: 0 50px;}.navbar .logo a {font-size: 30px;color: #fff;text-decoration: none;font-weight: 600;}nav .navbar .nav-links {line-height: 70px;height: 100%;}nav .navbar .links {display: flex;}nav .navbar .links li {position: relative;display: flex;align-items: center;justify-content: space-between;list-style: none;padding: 0 14px;}nav .navbar .links li a {height: 100%;text-decoration: none;white-space: nowrap;color: #fff;font-size: 15px;font-weight: 500;}.links li:hover .htmlcss-arrow, .links li:hover .js-arrow {transform: rotate(180deg);}nav .navbar .links li .arrow {height: 100%;width: 22px;line-height: 70px;text-align: center;display: inline-block;color: #fff;transition: all 0.3s ease;}nav .navbar .links li .sub-menu {position: absolute;top: 70px;left: 0;line-height: 40px;background-color: #3142ae;background-image: linear-gradient(315deg, #3142ae 0, #3a39aa 74%);box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);border-radius: 0 0 4px 4px;display: none;z-index: 2;}nav .navbar .links li:hover .htmlCss-sub-menu, nav .navbar .links li:hover .js-sub-menu {display: block;}.navbar .links li .sub-menu li {padding: 0 22px;border-bottom: 1px solid rgba(255, 255, 255, 0.1);}.navbar .links li .sub-menu a {color: #fff;font-size: 15px;font-weight: 500;}.navbar .links li .sub-menu .more-arrow {line-height: 40px;}.navbar .links li .htmlCss-more-sub-menu {}.navbar .links li .sub-menu .more-sub-menu {position: absolute;top: 0;left: 100%;border-radius: 0 4px 4px 4px;z-index: 1;display: none;}.links li .sub-menu .more:hover .more-sub-menu {display: block;}.navbar .search-box {position: relative;height: 40px;width: 40px;}.navbar .search-box i {position: absolute;height: 100%;width: 100%;line-height: 40px;text-align: center;font-size: 22px;color: #fff;font-weight: 600;cursor: pointer;transition: all 0.3s ease;}.navbar .search-box .input-box {position: absolute;right: calc(100% - 40px);top: 80px;height: 60px;width: 300px;background: #3E8DA8;border-radius: 6px;opacity: 0;pointer-events: none;transition: all 0.4s ease;}.navbar.showInput .search-box .input-box {top: 65px;opacity: 1;pointer-events: auto;background-color: #3142ae;background-image: linear-gradient(315deg, #3142ae 0, #3a39aa 74%);}.search-box .input-box::before {content: '';position: absolute;height: 20px;width: 20px;background-color: #3142ae;background-image: linear-gradient(315deg, #3142ae 0, #3a39aa 74%);right: 10px;top: -6px;transform: rotate(45deg);}.search-box .input-box input {position: absolute;top: 50%;left: 50%;border-radius: 4px;transform: translate(-50%, -50%);height: 35px;width: 280px;outline: none;padding: 0 15px;font-size: 16px;border: none;}.navbar .nav-links .sidebar-logo {display: none;}.navbar .bx-menu {display: none;}@media (max-width:920px) {nav .navbar {max-width: 100%;padding: 0 25px;}nav .navbar .logo a {font-size: 27px;}nav .navbar .links li {padding: 0 10px;white-space: nowrap;}nav .navbar .links li a {font-size: 15px;}}@media (max-width:800px) {nav {}.navbar .bx-menu {display: block;}nav .navbar .nav-links {position: fixed;top: 0;left: -100%;display: block;max-width: 270px;width: 100%;background-color: #3142ae;background-image: linear-gradient(315deg, #3142ae 0, #3a39aa 74%);line-height: 40px;padding: 20px;box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);transition: all 0.5s ease;z-index: 1000;}.navbar .nav-links .sidebar-logo {display: flex;align-items: center;justify-content: space-between;}.sidebar-logo .logo-name {font-size: 25px;color: #fff;}.sidebar-logo i, .navbar .bx-menu {font-size: 25px;color: #fff;}nav .navbar .links {display: block;margin-top: 20px;}nav .navbar .links li .arrow {line-height: 40px;}nav .navbar .links li {display: block;}nav .navbar .links li .sub-menu {position: relative;top: 0;box-shadow: none;display: none;}nav .navbar .links li .sub-menu li {border-bottom: none;}.navbar .links li .sub-menu .more-sub-menu {display: none;position: relative;left: 0;}.navbar .links li .sub-menu .more-sub-menu li {display: flex;align-items: center;justify-content: space-between;}.links li:hover .htmlcss-arrow, .links li:hover .js-arrow {transform: rotate(0deg);}.navbar .links li .sub-menu .more-sub-menu {display: none;}.navbar .links li .sub-menu .more span {display: flex;align-items: center;}.links li .sub-menu .more:hover .more-sub-menu {display: none;}nav .navbar .links li:hover .htmlCss-sub-menu, nav .navbar .links li:hover .js-sub-menu {display: none;}.navbar .nav-links.show1 .links .htmlCss-sub-menu, .navbar .nav-links.show3 .links .js-sub-menu, .navbar .nav-links.show2 .links .more .more-sub-menu {display: block;}.navbar .nav-links.show1 .links .htmlcss-arrow, .navbar .nav-links.show3 .links .js-arrow {transform: rotate(180deg);}.navbar .nav-links.show2 .links .more-arrow {transform: rotate(90deg);}}@media (max-width:370px) {nav .navbar .nav-links {max-width: 100%;}}
script.js
// search-box open close js code
let navbar = document.querySelector(".navbar");
let searchBox = document.querySelector(".search-box .bx-search");
// let searchBoxCancel = document.querySelector(".search-box .bx-x");
searchBox.addEventListener("click", () => {
navbar.classList.toggle("showInput");
if (navbar.classList.contains("showInput")) {
searchBox.classList.replace("bx-search", "bx-x");
} else {
searchBox.classList.replace("bx-x", "bx-search");
}
});
// sidebar open close js code
let navLinks = document.querySelector(".nav-links");
let menuOpenBtn = document.querySelector(".navbar .bx-menu");
let menuCloseBtn = document.querySelector(".nav-links .bx-x");
menuOpenBtn.onclick = function () {
navLinks.style.left = "0";
}
menuCloseBtn.onclick = function () {
navLinks.style.left = "-100%";
}
// sidebar submenu open close js code
let htmlcssArrow = document.querySelector(".htmlcss-arrow");
htmlcssArrow.onclick = function () {
navLinks.classList.toggle("show1");
}
let moreArrow = document.querySelector(".more-arrow");
moreArrow.onclick = function () {
navLinks.classList.toggle("show2");
}
let jsArrow = document.querySelector(".js-arrow");
jsArrow.onclick = function () {
navLinks.classList.toggle("show3");
}
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