HTML+CSS+JS实现电商商品图片幻灯片特效

​小知识，大挑战！本文正在参与“程序员必备小知识”创作活动。

​ 生活中我们所见到的大部分图形都可以用css实现，今天给大家分享的是实现电商商品图片幻灯片特效。具有一定的参考价值，感兴趣的小伙伴们可以参考一下,部分数据来源网络

 效果演示：

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 代码目录：

​

主要代码实现：

CSS样式：

*,
*::after,
*::before {
    box-sizing: border-box;
}

html {
    background: #fff;
}

body {
    --color-text: #000;
    --color-bg: #fff;
    --color-link: #000;
    --color-link-hover: #858585;
    --color-nav-bg: #fff;
    --color-nav-hover: #858585;
    --color-cart-bg: #000;
    --color-cart: #fff;
    --color-details-hover: #858585;
    font-family: Futura, "Trebuchet MS", Arial, sans-serif;
    min-height: 100vh;
    color: #57585c;
    color: var(--color-text);
    background-color: #fff;
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

button,
html input[type="button"],
input[type="reset"],
input[type="submit"] {
    -webkit-appearance: button;
    cursor: pointer;
}

a {
    text-decoration: none;
    color: var(--color-link);
    outline: none;
}

a:hover,
a:focus {
    color: var(--color-link-hover);
}

button:focus,
a:focus {
    outline: none;
}

.hidden {
    position: absolute;
    overflow: hidden;
    width: 0;
    height: 0;
    pointer-events: none;
}

/* Icons */

.icon {
    display: block;
    width: 1.5em;
    height: 1.5em;
    margin: 0 auto;
    fill: currentColor;
}

main {
    position: relative;
    width: 100%;
}

.content {
    text-align: center;
}

.info {
    display: block;
    max-width: 260px;
    margin: 0 1rem;
    font-weight: bold;
}

.page-header__title {
    font-size: 1rem;
    margin: 0;
}

.page-header__title-inner {
    position: relative;
    line-height: 1.25;
    margin: 0 0.5rem 0 0;
    padding: 0 1rem 0 0;
}

.page-header__title-inner::after {
    content: "";
    right: 0;
    width: 3px;
    height: 1.25rem;
    background: currentColor;
    position: absolute;
}

.page-header__title-sub {
    position: relative;
}

.social {
    display: none;
}

.social__item {
    display: block;
    font-size: 0.75rem;
    margin: 0 0.25rem;
}

.slideshow {
    position: relative;
    width: 100%;
    margin-top: 1rem;
}

.slideshow::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.4s;
}

.slideshow--details::after {
    opacity: 1;
}

.slide {
    width: 100%;
    height: 50vh;
    top: 0;
    left: 0;
    position: absolute;
    overflow-x: hidden;
    pointer-events: none;
    opacity: 0;
}

.slide--current {
    opacity: 1;
    z-index: 999;
    pointer-events: auto;
    position: relative;
}

.slide__wrap {
    width: 100%;
    height: 50vh;
    overflow: hidden;
    position: relative;
}

.slide__bg,
.slide__img {
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background-color: white;
    background-size: cover;
    background-position: 50% 50%;
    position: absolute;
    pointer-events: none;
}

.slide__bg {
    filter: grayscale(1) brightness(0.7);
}

.slide__title-wrap {
    padding: 2rem 1rem 0;
    text-align: center;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.slide__title {
    margin: 0;
    font-size: 3.5rem;
    line-height: 0.9;
    white-space: pre;
    text-align: left;
}

.slide__title span {
    display: inline-block;
}

.slide__subtitle {
    font-size: 1.15rem;
    font-weight: normal;
    text-align: left;
}


.boxnav__item--prev:hover,
.boxnav__item--next:hover {
    color: var(--color-nav-hover);
}

.boxnav__item:focus {
    outline: none;
}

.boxnav__label {
    padding: 0 0.5rem;
    font-size: 1.15rem;
    position: relative;
}
.details {
    position: absolute;
    top: 0;
    right: 0;
    width: 100%;
    display: grid;
    grid-auto-rows: 80px;
    overflow: hidden;
}

.details-wrap--open .details--current {
    pointer-events: auto;
}

.details__inner {
    display: flex;
    align-items: center;
    justify-content: space-around;
    transform: translate3d(100%, 0, 0);
}

.details__item-img {
    display: none;
}

.details__inner--sizes {
    background: #d4d4d4;
}

.details__inner--price {
    background: #6ff8ed;
    color: rgb(2, 2, 2);
    font-size: 1.55rem;
}

.details__inner--colors {
    background: rgba(255, 255, 255, 0.007);
    backdrop-filter: blur(20px);
}


.details__color--WhiteBlack {
    background: rgb(255, 255, 255);
    background: linear-gradient( 90deg, rgba(255, 255, 255, 1) 20%, rgba(0, 0, 0, 1) 100%);
}

.details__color--WhiteGreenBlack {
    background: rgb(255, 255, 255);
    background: linear-gradient( 90deg, rgba(255, 255, 255, 1) 10%, rgb(4, 233, 138) 45%, rgb(0, 0, 0) 100%);
}

.details__color--red {
    background: #ff0000;
}

.details__color--green {
    background: #32f8a5;
}

.details__color--sky {
    background: #add8e6;
}

.details__inner--grid {
    display: grid;
    padding: 1rem;
    grid-template-columns: repeat(3, 1fr);
}

.action {
    border: 0;
    padding: 0;
    flex: 1;
    align-self: stretch;
    background: none;
}

.action--addtocart {
    background: #6ff8ed;
    color: var(--color-cart-bg);
}

.action--close {
    background: var(--color-cart-bg);
    color: #6ff8ed;
    text-transform: lowercase;
}

.action--details {
    position: absolute;
    z-index: 3000;
    top: 100%;
    font-weight: bold;
    font-size: 1.15rem;
    width: 100%;
    background: #000;
    padding: 1rem;
    color: #fff;
}
    .content--fixed {
        position: fixed;
        z-index: 10000;
        top: 0;
        left: 0;
        display: grid;
        align-content: space-between;
        width: 100%;
        max-width: none;
        min-height: 0;
        height: 100vh;
        padding: 1.5rem 4rem 2rem;
        pointer-events: none;
        align-items: start;
        grid-template-columns: 50% 50%;
        grid-template-rows: auto auto auto;
        grid-template-areas: "pageheader ..." "... ..." "tagline ...";
    }
    .page-header {
        grid-area: pageheader;
        align-self: start;
        justify-self: start;
        position: relative;
        display: flex;
        padding: 1.25rem 1.5rem 1.25rem 0;
        pointer-events: none;
    }
    .page-header::before {
        content: "";
        background: #000;
        width: calc(100% + 4rem);
        height: 100%;
        position: absolute;
        left: -4rem;
        top: 0;
        transform: translate3d(-100%, 0, 0) translate3d(2rem, 0, 0);
        transition: transform 0.3s;
        pointer-events: auto;
    }
    .page-header:hover::before {
        transform: translate3d(0, 0, 0);
    }
    .page-header::after {
        content: "";
        width: 17rem;
        height: 100%;
        position: absolute;
        left: -2rem;
        top: 0;
        pointer-events: auto;
    }
    .page-header__title {
        transition: color 0.3s;
    }
    .page-header:hover .page-header__title {
        color: #fff;
    }
    .social {
        display: flex;
        list-style: none;
        margin: 0 0 0 3rem;
        padding: 0;
        position: relative;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s;
    }
    .social__item-link {
        color: #fff;
    }
    .icon--social {
        opacity: 0;
        transform: translate3d(0, 150%, 0);
        transition: opacity 0.2s linear, transform 0.8s cubic-bezier(0.2, 1, 0.3, 1);
        transition-delay: 0.05s;
    }
    .icon--instagram {
        transition-delay: 0.1s;
    }
    .slide__title-wrap {
        padding: calc(6rem + 10vh) 0 0 4rem;
        text-align: left;
    }
    .slide__title {
        font-size: 4.5vw;
    }
    .slide__subtitle {
        margin: 1rem 0 0 0.2rem;
        max-width: 300px;
    }
    .slide__wrap {
        height: 100%;
        position: absolute;
    }
    .slide__bg,
    .slide__img {
        background-position: 50% 70%;
    }
    .boxnav {
        left: auto;
        right: 60vw;
        width: auto;
    }
    .boxnav__item {
        width: 10vw;
        height: 12vw;
        flex: none;
    }
    .details-wrap {
        position: absolute;
        top: 0;
        right: 0;
        pointer-events: none;
    }
    .details {
        width: auto;
        grid-template-columns: 8rem 15rem 200px;
        grid-template-rows: 125px 125px 7rem 3.5rem;
    }
    .action--details {
        top: calc(6rem + 10vh);
        right: 4rem;
        left: auto;
        background: none;
        color: inherit;
        width: auto;
        padding: 0;
    }
    .action--details:hover {
        color: var(--color-details-hover);
    }
}

部分HTML代码 :

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>eCommerce Slide Effect -&gt; GSAP &amp; JS</title>

    <link rel="stylesheet" href="css/normalize.min.css">
    <link rel="stylesheet" href="css/style.css">

</head>

<body>

    <svg class="hidden">
	<symbol id="icon-arrow" viewBox="0 0 24 24">
		<title>arrow</title>
		<polygon points="6.3,12.8 20.9,12.8 20.9,11.2 6.3,11.2 10.2,7.2 9,6 3.1,12 9,18 10.2,16.8 " />
	</symbol>
</svg>
    <main>
        <div class="content content--fixed">
            <div class="page-header">
                <h1 class="page-header__title">
                    <span class="page-header__title-inner">LikeNuShus</span>
                    <span class="page-header__title-sub">man &amp; woman</span>
                </h1>
                <ul class="social">
                    <li class="social__item">
                        <a class="social__item-link" href="https://www.17sucai.com/" target="_blank">
						<svg class="icon icon--social icon--codepen">
							<use xlink:href="#icon-codepen"></use>
						</svg>
					</a>
                    </li>
                </ul>
            </div>
            <p class="tagline">轻用鞋，便宜！</p>
        </div>
        <div class="slideshow">
            <div class="slide">
                <div class="slide__wrap">
                    <div class="slide__img" style="background-image: url(img/1.jpg);"></div>
                    <div class="slide__title-wrap">
                        <h3 class="slide__title">Asics</h3>
                        <h4 class="slide__subtitle">#AnimaSanaInCorporeSano.</h4>
                    </div>
                </div>
            </div>
            <div class="slide">
                <div class="slide__wrap">
                    <div class="slide__img" style="background-image: url(img/2.jpg);"></div>
                    <div class="slide__title-wrap">
                        <h3 class="slide__title">Adidas</h3>
                        <h4 class="slide__subtitle">#ImpossibleIsNothing</h4>
                    </div>
                </div>
            </div>
            <div class="slide">
                <div class="slide__wrap">
                    <div class="slide__img" style="background-image: url(img/3.jpg);"></div>
                    <div class="slide__title-wrap">
                        <h3 class="slide__title">Nike</h3>
                        <h4 class="slide__subtitle">#JustDoIt</h4>
                    </div>
                </div>
            </div>
        </div>
        <!-- /slideshow -->
        <nav class="boxnav">
            <button class="boxnav__item boxnav__item--prev">
			<svg class="icon icon--caret">
				<use xlink:href="#icon-caret"></use>
			</svg>
		</button>
            <div class="boxnav__item boxnav__item--label">
                <span class="boxnav__label boxnav__label--current">1</span>
                <span class="boxnav__label boxnav__label--total"></span>
            </div>
            <button class="boxnav__item boxnav__item--next">
			<svg class="icon icon--caret-rot">
				<use xlink:href="#icon-caret"></use>
			</svg>
		</button>
        </nav>
        <button class="action action--details">+ 查看详情</button>
        <!-- details -->
        <div class="details-wrap">
            <div class="details">
                <div class="details__item details__item-img" data-direction="ttb">
                    <div class="details__inner">
                        <img src="img/s1.jpg" alt="Some image" />
                    </div>
                </div>
            </div>
            <!-- /details -->
            <div class="details">
                <div class="details__item details__item-img" data-direction="ttb">
                    <div class="details__inner">
                        <img src="img/s2.jpg" alt="Some image" />
                    </div>
                </div>
                <div class="details__item details__item-sizes">
                    <div class="details__inner details__inner--sizes">
                        <span class="details__size">6</span>
                        <span class="details__size details__size--disabled">6.5</span>
                        <span class="details__size">7</span>
                        <span class="details__size">7.5</span>
                        <span class="details__size details__size--selected">8</span>
                        <span class="details__size">9</span>
                        <span class="details__size details__size--disabled">9.5</span>
                        <span class="details__size details__size--disabled">10</span>
                    </div>
                </div>
                <div class="details__item details__item--addtocart" data-direction="ttb">
                    <div class="details__inner">
                        <button class="action action--addtocart">
						<svg class="icon icon--cart">
							<use xlink:href="#icon-cart"></use>
						</svg>
					</button>
                    </div>
                </div>
                <div class="details__item details__item-colors" data-direction="ttb">
                    <div class="details__inner details__inner--grid details__inner--colors">
                        <span class="details__color details__color--WhiteBlack">White and Black</span>
                        <span class="details__color details__color--BlueBlack">Blue and Black</span>
                        <span class="details__color details__color--PinkBlack">Pink and Black</span>
                    </div>
                </div>
                <div class="details__item details__item-price">
                    <div class="details__inner details__inner--price">$30</div>
                </div>
                <div class="details__item details__item--close" data-direction="ttb">
                    <div class="details__inner">
                        <button class="action action--close">关闭</button>
                    </div>
                </div>
        </div>
    </main>

    <script src='js/gsap.min.js'></script>
    <script src='js/imagesloaded.pkgd.min.js'></script>
    <script src="js/script.js"></script>

</body>

</html>

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