css 波浪效果

<div class="waveWrapper waveAnimation">
    <div class="waveWrapperInner bgTop">
        <div class="wave waveTop" style="background-image: url('/resources/images/wave-top.png');"></div>
    </div>
    <div class="waveWrapperInner bgMiddle">
        <div class="wave waveMiddle" style="background-image: url('/resources/images/wave-mid.png')"></div>
    </div>
    <div class="waveWrapperInner bgBottom">
        <div class="wave waveBottom" style="background-image: url('/resources/images/wave-bot.png')"></div>
    </div>
</div>

/*波浪*/
@keyframes move_wave {
    0% {
        transform: translateX(0) translateZ(0) scaleY(1)
    }

    50% {
        transform: translateX(-25%) translateZ(0) scaleY(0.55)~~~~
    }

    100% {
        transform: translateX(-50%) translateZ(0) scaleY(1)
    }
}

.waveWrapper {
    overflow: hidden;
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    margin: auto;
}

.waveWrapperInner {
    position: absolute;
    width: 100%;
    overflow: hidden;
    height: 100%;
    bottom: -1px;
}

.bgTop {
    z-index: 15;
    opacity: 0.5;
}

.bgMiddle {
    z-index: 10;
    opacity: 0.75;
}

.bgBottom {
    z-index: 5;
}

.wave {
    position: absolute;
    left: 0;
    width: 200%;
    height: 100%;
    background-repeat: repeat no-repeat;
    background-position: 0 bottom;
    transform-origin: center bottom;
}

.waveTop {
    background-size: 50% 230px;
}

.waveAnimation .waveTop {
    animation: move-wave 3s;
    -webkit-animation: move-wave 3s;
    -webkit-animation-delay: 1s;
    animation-delay: 1s;
}

.waveMiddle {
    background-size: 50% 230px;
}

.waveAnimation .waveMiddle {
    animation: move_wave 10s linear infinite;
}

.waveBottom {
    background-size: 50% 230px;
}

.waveAnimation .waveBottom {
    animation: move_wave 15s linear infinite;
}

附赠连接：~~~~
http://sc.chinaz.com/tag_jiaoben/BoLangDongHua.html
http://sc.chinaz.com/jiaoben/170901051840.htm