js案例1. expanding-cards

效果圖：
<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <title>expanding-cards</title>
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <style>
        html, body{
            height: 100%;
            padding: 0;
            margin: 0;
            background: #1a1a1a;
        }
        #app {
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-sizing: border-box;
            padding: 5%;
        }
        .container {
            width: 100%;
            height: 80%;
            display: flex;
        }
        .card {
            flex: 1;
            border-radius: 2rem;
            margin-right: 2rem;
            transition: 2s ease;
            cursor: pointer;
        }
        .card1 {
            background: url("./assets/expanding-cards/img/VCG41N647563386.jpg") no-repeat;
            background-size: 100% 100%;
        }
        .card2 {
            background: url("./assets/expanding-cards/img/VCG41N647563386.jpg") no-repeat;
               background-size: 100% 100%;
        }
        .card3 {
            background: url("./assets/expanding-cards/img/VCG41N647563386.jpg") no-repeat;
               background-size: 100% 100%;
        }
        .card4 {
            background: url("./assets/expanding-cards/img/VCG41N647563386.jpg") no-repeat;
               background-size: 100% 100%;
        }
        .card5 {
            background: url("./assets/expanding-cards/img/VCG41N647563386.jpg") no-repeat;
               background-size: 100% 100%;
        }
        .active {
            flex: 8;
        }
    </style>
</head>
<body>
<div id="app">
    <div class="container">
        <div class="card card1 active"></div>
        <div class="card card2" ></div>
        <div class="card card3" ></div>
        <div class="card card4" ></div>
        <div class="card card5" ></div>
    </div>
</div>
<script>
    const cardEvent = document.getElementsByClassName('card')
    for (let i = 0; i < cardEvent.length; i++) {
        cardEvent[i].addEventListener('click', function () {
            for (let j = 0; j < cardEvent.length; j++) {
                cardEvent[j].classList.remove('active')
            }
            this.classList.add('active')
        })
    }
</script>
</body>
</html>
posted @ 2024-11-21 10:21 小楊同學906 閱讀(19) 評論(0) 收藏舉報
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js案例1. expanding-cards

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