• 简简单单写个特效


    <!DOCTYPE html>
    <html>
        <head>
            <meta charset="utf-8">
            <title></title>
        </head>
        <style type="text/css">
            *{
                padding: 0;
                margin: 0;
            }
            body {
                padding: 80px 0;
            }
    
            .bg-video {
                pointer-events: none;
                min-width: 100%;
                height: 100%;
                left: 50%;
                transform: translateX(-50%);
                object-fit: cover;
                -o-object-fit: cover;
            }
    
            .gFPgkd {
                background: #fff;
                display: flex;
    
            }
    
            .sc-kwTAbF {
                -webkit-box-align: center;
                align-items: center;
                display: flex;
                flex: 1 1 40%;
                flex-direction: row;
                -webkit-box-pack: center;
                justify-content: center;
                position: relative;
                text-align: left;
            }
    
            .sc-izAXJK {
                padding-top: 80px;
                display: grid;
                flex: 1 1 60%;
                max-width: 60vw;
                overflow: hidden;
                height: 600px;
                pointer-events: none;
                -webkit-box-pack: center;
                justify-content: center;
                position: relative;
            }
    
            .sc-izAXJK .bg {
                position: absolute;
                bottom: 0;
                left: 50%;
                transform: translateX(-50%);
                height: 90%;
            }
    
            .sc-box {
                max-width: 350px;
                position: relative;
            }
    
            .sc-box>ul {
                padding: 0;
            }
    
            .sc-box li {
                list-style: none;
                padding-left: 40px;
                position: relative;
                cursor: pointer;
            }
    
            .sc-progress-bg {
                position: absolute;
                content: '';
                height: 100%;
                top: 0;
                left: 0;
                width: 3px;
                background-color: rgb(241, 241, 241);
            }
    
            
            .item-title {
                font-weight: 700;
                letter-spacing: 0.1em;
                line-height: 1.375em;
                text-transform: uppercase;
                font-size: 14px;
                color: #000;
                margin-bottom: 30px;
                transition: color 250ms ease 0s;
                opacity: .5;
            }
    
            .item-info {
                font-weight: 300;
                letter-spacing: 0.025em;
                line-height: 1.5em;
                font-size: 13px;
                color: rgb(101, 102, 106);
                opacity: 0;
                transition: height .7s;
                height: 0;
                overflow: hidden;
            }
    
            .sc-box li:first-child .item-info {
                height: 92px;
                opacity: 1;
            }
    
            .sc-box li:first-child .item-title {
                opacity: 1;
            }
    
            .sc-progress {
                position: absolute;
                top: 0;
                left: 0;
                width: 3px;
                background-color: #55bed5;
                height: 30%;
                opacity: 0;
            }
    
            .sc-box li:first-child .sc-progress {
                opacity: 1;
            }
    
            .gFPgkd-web {
                display: none;
            }
    
            .sc-izAXJK {
                font-size: 100px;
            }
    
            .sc-dx {
                position: absolute;
                background: #fff;
                transition: all .5s;
                opacity: 0;
                width: 656px;
                height: 355px;
                left: 50%;
                top: 96px;
                transform: translateX(-50%)
            }
        </style>
        <body>
            <div class="gFPgkd">
                <div class="sc-kwTAbF">
                    <div class="sc-box">
                        <div class="sc-progress-bg"></div>
                        <ul>
                            <li class="sc-li">
                                <div class="sc-progress"></div>
                                <div class="item-title">TRAIN WITH A RHYTHM GAME</div>
                                <div class="item-info">Experience a fun interactive game in which you ride to the rhythm and
                                    score by your rhythmic pedal accuracy.</div>
                            </li>
                            <li class="sc-li">
                                <div class="sc-progress"></div>
                                <div class="item-title">CONNECT WITH YOUR PALS</div>
                                <div class="item-info">Accept the challenge from friends and family. Climb up the
                                    leaderboard to make the most out of your fitness adventure.</div>
                            </li>
                            <li class="sc-li">
                                <div class="sc-progress"></div>
                                <div class="item-title">PERFORMANCE TRACKING</div>
                                <div class="item-info">Our sensors won't miss a single pedal and receive instant performance
                                    tracking results at every beat.</div>
                            </li>
                            <li class="sc-li">
                                <div class="sc-progress"></div>
                                <div class="item-title">DIVERSE CLASS TPYES</div>
                                <div class="item-info">Experience studio fitness from the comfort of your own home with
                                    thousands of on-demand classes to choose from every day.</div>
                            </li>
                        </ul>
                    </div>
                </div>
                <div class="sc-izAXJK">
                    <img class="bg" src="https://cdn.shopifycdn.net/s/files/1/0592/3766/2905/files/AEAA.jpg?v=1629972745">
                    <div class="sc-dx">
                        <video class="bg-video" style="position: absolute;z-index:1;" webkit-playsinline="true"
                            playsinline="true" autoplay="autoplay" muted="muted" loop="loop"
                            src="https://cdn.shopify.com/s/files/1/0592/3766/2905/files/1_1920X1080_-_01.mp4?v=1629884150"></video>
                    </div>
                    <div class="sc-dx">
                        <video class="bg-video" style="position: absolute;z-index:1;" webkit-playsinline="true"
                            playsinline="true" autoplay="autoplay" muted="muted" loop="loop"
                            src="https://cdn.shopify.com/s/files/1/0592/3766/2905/files/2_1920X1080_-_01.mp4?v=1629884150"></video>
                    </div>
                    <div class="sc-dx">
                        <video class="bg-video" style="position: absolute;z-index:1;" webkit-playsinline="true"
                            playsinline="true" autoplay="autoplay" muted="muted" loop="loop"
                            src="https://cdn.shopify.com/s/files/1/0592/3766/2905/files/3_1920X1080_-_01.mp4?v=1629884150"></video>
                    </div>
                    <div class="sc-dx">
                        <video class="bg-video" style="position: absolute;z-index:1;" webkit-playsinline="true"
                            playsinline="true" autoplay="autoplay" muted="muted" loop="loop"
                            src="https://cdn.shopify.com/s/files/1/0592/3766/2905/files/4_1920X1080_-_01.mp4?v=1629884150"></video>
                    </div>
                </div>
            </div>
            <script type="text/javascript">
                function Effect(){
                    this.sc_li = document.getElementsByClassName('sc-li');
                    this.item_title = document.getElementsByClassName('item-title');
                    this.sc_progress = document.getElementsByClassName('sc-progress');
                    this.sc_info = document.getElementsByClassName('item-info');
                    this.sc_dx = document.getElementsByClassName('sc-dx');
                    this.timer = null
                    this.proHeight = null
                    this.setTimer = null
                    this.height = 30
                }
                Effect.prototype = {
                    init: function(){
                        for (let i = 0; i < this.sc_li.length; i++) {
                            this.sc_li[i].addEventListener("click", (e) => {
                                this.activeFun(i)
                            });
                        }
                    },
                    activeFun: function(index){
                        this.height = 30
                        this.height2 = 30
                        clearInterval(this.timer)
                        clearInterval(this.proHeight)
                        clearTimeout(this.setTimer)
                        this.animation(index)
                        let num = index + 1
                        if (num === this.sc_progress.length) {
                            num = 0
                        }
                        this.timer = setInterval(() => {
                            clearInterval(this.proHeight)
                            clearTimeout(this.setTimer)
                            this.animation(num)
                            if (num === this.sc_progress.length - 1) {
                                num = 0
                            } else {
                                num++
                            }
                        }, 5000)
                    },
                    animation: function(index){
                        for (let i = 0; i < this.sc_progress.length; i++) {
                            if (i === index) {
                                this.sc_dx[i].style.opacity = "1"
                                this.sc_progress[i].style.opacity = "1"
                                this.sc_info[i].style.opacity = "1"
                                this.sc_info[i].style.height = '92px'
                                this.sc_li[i].style.pointerEvents = 'none'
                                this.item_title[i].style.opacity = "1"
                                this.height = 30
                                this.proHeight = setInterval(() => {
                                    this.sc_progress[i].style.height = this.height++ + "%"
                                }, 71.428571)
                                this.setTimer = setTimeout(() => {
                                    clearInterval(this.proHeight)
                                    clearTimeout(this.setTimer)
                                }, 5000)
                        
                            } else {
                                this.height = 30
                                this.sc_dx[i].style.opacity = "0"
                                this.sc_li[i].style.pointerEvents = 'auto'
                                this.sc_progress[i].style.opacity = "0"
                                this.sc_progress[i].style.height = "30%"
                                this.sc_info[i].style.opacity = 0
                                this.sc_info[i].style.height = 0
                                this.item_title[i].style.opacity = "0.5"
                            }
                        }
                    }
                }
                
            </script>
            <script type="text/javascript">
                var aa = new Effect()
                aa.init()
                aa.activeFun(0)
            </script>
            
        </body>
    </html>

     

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  • 原文地址:https://www.cnblogs.com/zpfqi/p/15294106.html
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