Navigation With Animated HERO Section
Tags: codepen, webdev, javascript, beginners
Published: 2022-11-23 14:51:33

HTML Code `<!DOCTYPE html>
<html lang="en">

<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">
    <title>Change English</title>
    <link rel="stylesheet" href="style.css" />
</head>

<body>

    <sectio class="nav">
        <h1>FRONTEND TRENDS</h1>
        <h3 class="span loader"><span class="m">B</span><span class="m">E</span><span class="m">N</span><span
                class="m">E</span><span class="m">F</span><span class="m">I</span><span class="m">T</span><span
                class="m">S</span><span class="m">&nbsp;</span><span class="m">o</span><span class="m">f</span><span
                class="m">&nbsp;</span><span class="m">T</span><span class="m">E</span><span class="m">C</span><span
                class="m">H</span><span class="m">N</span><span class="m">O</span><span class="m">L</span><span
                class="m">O</span><span class="m">G</span><span class="m">I</span><span class="m">E</span><span
                class="m">S</span></h3>
        <div class="nav-container"><a class="nav-tab" href="#tab-svelte">SVELTE</a><a class="nav-tab"
                href="#tab-esbuild">ESBUILD</a><a class="nav-tab" href="#tab-next">NEXT.JS</a><a class="nav-tab"
                href="#tab-typescript">TYPESCRIPT</a><a class="nav-tab" href="#tab-vite">VITE</a><span
                class="nav-tab-slider"></span></div>
    </sectio>
    <main class="main">
        <section class="slider" id="tab-svelte">
            <h1>SVELTE</h1>
            <h2>another frontend JS framework</h2>
        </section>
        <section class="slider" id="tab-esbuild">
            <h1>ESBUILD</h1>
            <h2>an extremely fast JavaScript bundler</h2>
        </section>
        <section class="slider" id="tab-next">
            <h1>NEXT.JS</h1>
            <h2>framework for Production</h2>
        </section>
        <section class="slider" id="tab-typescript">
            <h1>TYPESCRIPT</h1>
            <h2>giving you better tooling at any scale</h2>
        </section>
        <section class="slider" id="tab-vite">
            <h1>VITE</h1>
            <h2>a frontend build tool</h2>
        </section>
    </main>
    <canvas class="background"></canvas>
    <script src="script.js"></script>
</body>

</html>`


CSS Code 

`
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "ROBOTO", sans-serif;
}

.nav,
.slider {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    position: relative;
    background-color: #1e1f26;
    text-align: center;
    padding: 0 2em;
}

.nav h1,
.slider h1 {
    font-family: "Josefin Sans", sans-serif;
    font-size: 5vw;
    margin: 0;
    padding-bottom: 0.5rem;
    letter-spacing: 0.5rem;
    color: #03dac6;
    transition: all 0.3s ease;
    z-index: 3;
}

h1:hover {
    transform: translate3d(0, -10px, 22px);
    color: #ff0266;
}

.slider h2 {
    font-size: 2vw;
    letter-spacing: 0.3rem;
    font-family: "ROBOTO", sans-serif;
    font-weight: 300;
    color: #faebd7;
    z-index: 4;
}

h3.span {
    font-size: 2vw;
    letter-spacing: 0.7em;
    font-family: "ROBOTO", sans-serif;
    font-weight: 300;
    color: #faebd7;
    z-index: 4;
}

span:hover {
    color: #ff0266;
    font-weight: 500;
    font-size: 2.2vw;
}

a {
    text-decoration: none;
}

.nav-container {
    display: flex;
    flex-direction: row;
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 75px;
    box-shadow: 20px 20px 50px rgba(0, 0, 0, 0.5);
    background: #1e1f26;
    z-index: 10;
    transition: all 0.3s cubic-bezier(0.19, 1, 0.22, 1);
}

.nav-container--top-first {
    position: fixed;
    top: 75px;
    transition: all 0.3s cubic-bezier(0.19, 1, 0.22, 1);
}

.nav-container--top-second {
    position: fixed;
    top: 0;
}

.nav-tab {
    display: flex;
    justify-content: center;
    align-items: center;
    flex: 1;
    color: #03dac6;
    letter-spacing: 0.1rem;
    transition: all 0.5s ease;
    font-size: 2vw;
}

.nav-tab:hover {
    color: #1e1f26;
    background: #03dac6;
    transition: all 0.5s ease;
}

.nav-tab-slider {
    position: absolute;
    bottom: 0;
    width: 0;
    height: 2px;
    background: #03dac6;
    transition: left 0.3s ease;
}

.background {
    position: absolute;
    height: 90vh;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: auto;
}

@media (min-width: 800px) {

    .nav h1,
    .slider h1 {
        font-size: 5vw;
    }

    .nav h2,
    .slider h2 {
        font-size: 3vw;
    }

    .nav-tab {
        font-size: 3vw;
    }
}

@media screen only (min-width: 360px) {

    .nav h1,
    .slider h1 {
        font-size: 8vw;
    }

    .nav h2,
    .slider h2 {
        font-size: 2vw;
        letter-spacing: 0.2vw;
    }

    .nav-tab {
        font-size: 1.2vw;
    }
}

.background {
    position: absolute;
    height: 100vh;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 0;
}

.loader span {
    color: #faebd7;
    text-shadow: 0 0 0 #faebd7;
    -webkit-animation: loading 1s ease-in-out infinite alternate;
}

@-webkit-keyframes loading {
    to {
        text-shadow: 20px 0 70px #ff0266;
        color: #ff0266;
    }
}

.loader span:nth-child(2) {
    -webkit-animation-delay: 0.1s;
}

.loader span:nth-child(3) {
    -webkit-animation-delay: 0.2s;
}

.loader span:nth-child(4) {
    -webkit-animation-delay: 0.3s;
}

.loader span:nth-child(5) {
    -webkit-animation-delay: 0.4s;
}

.loader span:nth-child(6) {
    -webkit-animation-delay: 0.5s;
}

.loader span:nth-child(7) {
    -webkit-animation-delay: 0.6s;
}

.loader span:nth-child(8) {
    -webkit-animation-delay: 0.7s;
}

.loader span:nth-child(9) {
    -webkit-animation-delay: 0.8s;
}

.loader span:nth-child(10) {
    -webkit-animation-delay: 0.9s;
}

.loader span:nth-child(11) {
    -webkit-animation-delay: 1s;
}

.loader span:nth-child(12) {
    -webkit-animation-delay: 1.1s;
}

.loader span:nth-child(13) {
    -webkit-animation-delay: 1.2s;
}

.loader span:nth-child(14) {
    -webkit-animation-delay: 1.3s;
}

.loader span:nth-child(15) {
    -webkit-animation-delay: 1.4s;
}

.loader span:nth-child(16) {
    -webkit-animation-delay: 1.5s;
}

.loader span:nth-child(17) {
    -webkit-animation-delay: 1.6s;
}

.loader span:nth-child(18) {
    -webkit-animation-delay: 1.7s;
}

.loader span:nth-child(19) {
    -webkit-animation-delay: 1.8s;
}

.loader span:nth-child(20) {
    -webkit-animation-delay: 1.9s;
}

.loader span:nth-child(21) {
    -webkit-animation-delay: 2s;
}

.loader span:nth-child(22) {
    -webkit-animation-delay: 2.1s;
}
`
JavaScript 

`
/* Credit and Thanks:
Matrix - Particles.js;
SliderJS - Ettrics;
Design - Sara Mazal Web;
Fonts - Google Fonts
*/

window.onload = function () {
    Particles.init({
        selector: ".background"
    });
};
const particles = Particles.init({
    selector: ".background",
    color: ["#03dac6", "#ff0266", "#000000"],
    connectParticles: true,
    responsive: [
        {
            breakpoint: 768,
            options: {
                color: ["#faebd7", "#03dac6", "#ff0266"],
                maxParticles: 43,
                connectParticles: false
            }
        }
    ]
});

class NavigationPage {
    constructor() {
        this.currentId = null;
        this.currentTab = null;
        this.tabContainerHeight = 70;
        this.lastScroll = 0;
        let self = this;
        $(".nav-tab").click(function () {
            self.onTabClick(event, $(this));
        });
        $(window).scroll(() => {
            this.onScroll();
        });
        $(window).resize(() => {
            this.onResize();
        });
    }

    onTabClick(event, element) {
        event.preventDefault();
        let scrollTop =
            $(element.attr("href")).offset().top - this.tabContainerHeight + 1;
        $("html, body").animate({ scrollTop: scrollTop }, 600);
    }

    onScroll() {
        this.checkHeaderPosition();
        this.findCurrentTabSelector();
        this.lastScroll = $(window).scrollTop();
    }

    onResize() {
        if (this.currentId) {
            this.setSliderCss();
        }
    }

    checkHeaderPosition() {
        const headerHeight = 75;
        if ($(window).scrollTop() > headerHeight) {
            $(".nav-container").addClass("nav-container--scrolled");
        } else {
            $(".nav-container").removeClass("nav-container--scrolled");
        }
        let offset =
            $(".nav").offset().top +
            $(".nav").height() -
            this.tabContainerHeight -
            headerHeight;
        if (
            $(window).scrollTop() > this.lastScroll &&
            $(window).scrollTop() > offset
        ) {
            $(".nav-container").addClass("nav-container--move-up");
            $(".nav-container").removeClass("nav-container--top-first");
            $(".nav-container").addClass("nav-container--top-second");
        } else if (
            $(window).scrollTop() < this.lastScroll &&
            $(window).scrollTop() > offset
        ) {
            $(".nav-container").removeClass("nav-container--move-up");
            $(".nav-container").removeClass("nav-container--top-second");
            $(".nav-container-container").addClass("nav-container--top-first");
        } else {
            $(".nav-container").removeClass("nav-container--move-up");
            $(".nav-container").removeClass("nav-container--top-first");
            $(".nav-container").removeClass("nav-container--top-second");
        }
    }

    findCurrentTabSelector(element) {
        let newCurrentId;
        let newCurrentTab;
        let self = this;
        $(".nav-tab").each(function () {
            let id = $(this).attr("href");
            let offsetTop = $(id).offset().top - self.tabContainerHeight;
            let offsetBottom =
                $(id).offset().top + $(id).height() - self.tabContainerHeight;
            if (
                $(window).scrollTop() > offsetTop &&
                $(window).scrollTop() < offsetBottom
            ) {
                newCurrentId = id;
                newCurrentTab = $(this);
            }
        });
        if (this.currentId != newCurrentId || this.currentId === null) {
            this.currentId = newCurrentId;
            this.currentTab = newCurrentTab;
            this.setSliderCss();
        }
    }

    setSliderCss() {
        let width = 0;
        let left = 0;
        if (this.currentTab) {
            width = this.currentTab.css("width");
            left = this.currentTab.offset().left;
        }
        $(".nav-tab-slider").css("width", width);
        $(".nav-tab-slider").css("left", left);
    }
}

new NavigationPage();
  /* Credit and Thanks:
Matrix - Particles.js;
SliderJS - Ettrics;
Design - Sara Mazal Web;
Fonts - Google Fonts
*/

`