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css三点闪烁（可用于加载样式、标题等）

article 2025/3/18 2:18:00

代码案例

HTML

<div class="flexAlign loading">
    <div class="loading_item"></div>
    <div class="loading_item"></div>
    <div class="loading_item"></div>
</div>
<div class="other_title">安全联动</div>
<div class="flexAlign loading">
    <div class="loading_item"></div>
    <div class="loading_item"></div>
    <div class="loading_item"></div>
</div>

CSS

@keyframes loadingFrame {
    to{
        opacity: .2;
        /* transform: translateY(-0px); */
    }
}
.loading_item{
    width:5px;
    height:5px;
    border-radius: 50%;
    margin:0 3px;
    background-color:#fff;
    animation: loadingFrame .8s infinite alternate;
    &:nth-child(2){
        animation-delay: .3s;
    }
    &:nth-child(3){
        animation-delay: .6s;
    }
}