CSS 波浪百分比，HTML/Vue代码在线实时编辑、预览

            
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            .container {
    position: absolute;
    width: 200px;
    height: 200px;
    padding: 5px;
    border: 5px solid rgb(118, 218, 255);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    overflow: hidden;
}
.wave {
    position: relative;
    width: 200px;
    height: 200px;
    background-color: rgb(118, 218, 255);
    border-radius: 50%;
 
    &::before,
    &::after{
        content: "";
        position: absolute;
        width: 400px;
        height: 400px;
        top: 0;
        left: 50%;
        background-color: rgba(255, 255, 255, .4);
        border-radius: 45%;
        transform: translate(-50%, -70%) rotate(0);
        animation: rotate 6s linear infinite;
        z-index: 1;
    }
    
    &::after {
        border-radius: 47%;
        background-color: rgba(255, 255, 255, .9);
        transform: translate(-50%, -70%) rotate(0);
        animation: rotate 10s linear -5s infinite;
        z-index: 2;
    }
}

.number {
    position: absolute;
    top: 50%;
    left: 50%;
    margin: 0;
    transform: translate(-50%, -50%);
    font-size: 36px;
    color: #000;
    z-index: 10;
}

@keyframes rotate {
    50% {
        transform: translate(-50%, -73%) rotate(180deg);
    } 100% {
        transform: translate(-50%, -70%) rotate(360deg);
    }
}