css实现自适应头部导航条效果代码-html代码-BFW代码库

css实现自适应头部导航条效果代码

代码语言：html

代码描述：css实现自适应头部导航条效果代码，未使用框架，纯css+原生js实现

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <style>
        * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 62.5%;
    font-family: 'Roboto', sans-serif;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
}

span {
    color: white;
}

img {
    height: 40px;
    width: 40px;
    object-fit: cover;
    border-radius: 50%;
    vertical-align: top;
}

.header {
    border-bottom: 1px solid #e2e8f0;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    z-index: 999;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background-color: #101010;
}

.hamburger {
    display: none;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
    background-color: #101010;
}

.nav-menu {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-item {
    margin-left: 5rem;
}

.nav-link {
    font-size: 1.6rem;
    font-weight: 400;
    color: #475569;
}

.nav-link:hover {
    color: #482ff7;
}

.nav-logo {
    font-size: 2.1rem;
    font-weight: 500;
    color: #482ff7;
}

@media only screen and (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -120%;
        top: 6.5rem;
        flex-direction: column;
        background-color: #fff;
        width: 100%;
        border-radius: 10px;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-item {
        width: 100%;
        margin: 0;
        border-bottom: 1px solid #f3f4f6;
    }

    .nav-link {
        display: block;
        padding: 2.5rem 0;
    }

    .hamburger {
        display: block;
        cursor: pointer;
    }

    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .bar:nth-child(1) {
        -webkit-transform: translateY(8px) rotate(45deg.........完整代码请登录后点击上方下载按钮下载查看