Content Loading Placeholder

content-loading-placeholder.markdown

Content Loading Placeholder

A Pen by Cristi Nebunu on CodePen.

License.

index.html

<main class="page">
    
    <!-- Title -->
    <h1 class="page-title">Content Loading Placeholder</h1>
    
    <!-- Content -->
    <div class="page-content">
        
        <!-- Placeholder Content -->
        <div class="placeholder-content">
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
            <div class="placeholder-content_item"></div>
        </div>
        
    </div>
    
</main>

style.scss

.page {
    width: 650px;
    margin: 10% auto 0;
    padding: 20px;
    background: #e5e5e5;
    
    &-title {
        margin-top: 5px;
        margin-bottom: 10px;
    }
    
    &-content {
        background: #fff;
        padding: 25px 0;
    }
}

.placeholder-content {
    height: 205px;
    overflow: hidden;
    background: #000;
    position: relative;
    
    // Animation
    animation-duration: 1.7s;
    animation-fill-mode: forwards;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
    animation-name: placeholderAnimate;
    background: #f6f7f8; // Fallback
    background: linear-gradient(to right, #eee 2%, #ddd 18%, #eee 33%);
    background-size: 1300px; // Animation Area
    
    &_item {
        width: 100%;
        height: 20px;
        position: absolute;
        background: #fff;
        z-index: 2;
        
        &:after,
        &:before {
            width: inherit;
            height: inherit;
            content: '';
            position: absolute;
        }
        
        &:nth-child(1) {
            top: 0;
            left: 0;
        }
        
        &:nth-child(2) {
            top: 20px;
            left: 0;
            width: 10%;
            height: 90px;
        }
        
        &:nth-child(3) {
            top: 0px;
            left: 0;
            width: 10%;
            height: 100%;
        }
        
        &:nth-child(4) {
            top: 20px;
            width: 20px;
            left: 170px;
            height: 90px;
        }
        
        &:nth-child(5) {
            top: 40px;
            left: 190px;
            height: 12px;
        }
        
        &:nth-child(6) {
            top: 75px;
            left: 190px;
            height: 12px;
        }
        
        &:nth-child(7) {
            top: 20px;
            right: 0;
            width: 23%;
            height: 20px;
        }
        
        &:nth-child(8) {
            top: 0;
            right: 0;
            width: 10%;
            height: 100%;
        }
        
        &:nth-child(9) {
            top: 110px;
            height: 17px;
            left: 0;
        }

        &:nth-child(10) {
            top: 149px;
            height: 12px;
            left: 0;
        }
        
        &:nth-child(11) {
            top: 183px;
            left: 0;
            height: 100%;
        }
    }
}

@keyframes placeholderAnimate {
    0%{ background-position: -650px 0; }
    100%{ background-position: 650px 0; }
}