=================bottom navigation bar css===============
<nav class='mobile' id='ATnav'>
<ul>
<li><a href='#'><svg class='s-size' viewBox='0 0 24 24'>
<path d='M15 13L11 9V12H2V14H11V17M22 12H20V21H4V16H6V19H18V11L12 5L7 10H4L12 2L22 12Z' fill='currentColor'/>
</svg><span>Home</span></a></li>
<li><a href='#'><svg class='s-size' viewBox='0 0 24 24'>
<path d='M17.66 11.2C17.43 10.9 17.15 10.64 16.89 10.38C16.22 9.78 15.46 9.35 14.82 8.72C13.33 7.26 13 4.85 13.95 3C13 3.23 12.17 3.75 11.46 4.32C8.87 6.4 7.85 10.07 9.07 13.22C9.11 13.32 9.15 13.42 9.15 13.55C9.15 13.77 9 13.97 8.8 14.05C8.57 14.15 8.33 14.09 8.14 13.93C8.08 13.88 8.04 13.83 8 13.76C6.87 12.33 6.69 10.28 7.45 8.64C5.78 10 4.87 12.3 5 14.47C5.06 14.97 5.12 15.47 5.29 15.97C5.43 16.57 5.7 17.17 6 17.7C7.08 19.43 8.95 20.67 10.96 20.92C13.1 21.19 15.39 20.8 17.03 19.32C18.86 17.66 19.5 15 18.56 12.72L18.43 12.46C18.22 12 17.66 11.2 17.66 11.2M14.5 17.5C14.22 17.74 13.76 18 13.4 18.1C12.28 18.5 11.16 17.94 10.5 17.28C11.69 17 12.4 16.12 12.61 15.23C12.78 14.43 12.46 13.77 12.33 13C12.21 12.26 12.23 11.63 12.5 10.94C12.69 11.32 12.89 11.7 13.13 12C13.9 13 15.11 13.44 15.37 14.8C15.41 14.94 15.43 15.08 15.43 15.23C15.46 16.05 15.1 16.95 14.5 17.5H14.5Z' fill='currentColor'/>
</svg><span>Trending</span></a> </li>
<li><a href='#'><svg class='s-size' viewBox='0 0 24 24'>
<path d='M13.5,4A1.5,1.5 0 0,0 12,5.5A1.5,1.5 0 0,0 13.5,7A1.5,1.5 0 0,0 15,5.5A1.5,1.5 0 0,0 13.5,4M13.14,8.77C11.95,8.87 8.7,11.46 8.7,11.46C8.5,11.61 8.56,11.6 8.72,11.88C8.88,12.15 8.86,12.17 9.05,12.04C9.25,11.91 9.58,11.7 10.13,11.36C12.25,10 10.47,13.14 9.56,18.43C9.2,21.05 11.56,19.7 12.17,19.3C12.77,18.91 14.38,17.8 14.54,17.69C14.76,17.54 14.6,17.42 14.43,17.17C14.31,17 14.19,17.12 14.19,17.12C13.54,17.55 12.35,18.45 12.19,17.88C12,17.31 13.22,13.4 13.89,10.71C14,10.07 14.3,8.67 13.14,8.77Z' fill='currentColor'/>
</svg> <span>About</span></a></li>
<li><a href='#'><svg viewBox='0 0 24 24'>
<path d='M17.5,7A5.5,5.5 0 0,1 23,12.5A5.5,5.5 0 0,1 17.5,18C15.79,18 14.27,17.22 13.26,16H10.74C9.73,17.22 8.21,18 6.5,18A5.5,5.5 0 0,1 1,12.5A5.5,5.5 0 0,1 6.5,7H17.5M6.5,9A3.5,3.5 0 0,0 3,12.5A3.5,3.5 0 0,0 6.5,16C7.9,16 9.1,15.18 9.66,14H14.34C14.9,15.18 16.1,16 17.5,16A3.5,3.5 0 0,0 21,12.5A3.5,3.5 0 0,0 17.5,9H6.5M5.75,10.25H7.25V11.75H8.75V13.25H7.25V14.75H5.75V13.25H4.25V11.75H5.75V10.25M16.75,12.5A1,1 0 0,1 17.75,13.5A1,1 0 0,1 16.75,14.5A1,1 0 0,1 15.75,13.5A1,1 0 0,1 16.75,12.5M18.75,10.5A1,1 0 0,1 19.75,11.5A1,1 0 0,1 18.75,12.5A1,1 0 0,1 17.75,11.5A1,1 0 0,1 18.75,10.5Z' fill='currentColor'/>
</svg><span>Games</span></a></li>
<li><a href='#'><svg viewBox='0 0 24 24'>
<path d='M14,20H10V11L6.5,14.5L4.08,12.08L12,4.16L19.92,12.08L17.5,14.5L14,11V20Z' fill='currentColor'/>
</svg><span>Back-to-Top</span></a></li>
</ul>
</nav>
----------CSS-------------
<style>
nav.mobile { display: flex; position: fixed; bottom: 0; width: 100%; padding: 0.8rem 0; background: #fefefe; border-top: 1px solid #ccc; z-index: 9999; margin: 0 auto; } .mobile { transition: 0.5s ease!important; } nav.mobile ul { list-style: none; display: flex; justify-content: space-between; align-items: center; width: 100%; margin: 0; justify-self: center; vertical-align: middle; } nav.mobile ul li { display: flex; flex-direction: column; align-items: center; font-size: 0.7rem; flex-grow: 1; margin: 0; } nav.mobile ul li a { color: #222; font-size: inherit; display: var(--prP3M8); flex-direction: var(--mZSq9k); }nav.mobile ul li a svg{width: 24px; height: 24px; display: block;margin: 0 auto; }
</style>
-------------JS Optional------------
<script>
//<![CDATA[
var prevScrollpos = window.pageYOffset;
window.onscroll = function() {
var currentScrollPos = window.pageYOffset;
if (prevScrollpos > currentScrollPos) {
document.getElementById("ATnav").style.bottom = "0";
} else {
document.getElementById("ATnav").style.bottom = "-80px";
}
prevScrollpos = currentScrollPos;
}
//]]>
</script>
