全网页变灰

效果

适用于与最近的4.4类似的日子。

css

html {
    filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);
    -webkit-filter: grayscale(100%);
}

隐藏文字

效果

看不见我

css

.heimu {
    background-color: #000;
    color: #000;
    text-shadow: none;
    transition: background .4s;
}
.heimu:hover {
    background-color:transparent;
}

波浪

效果

首页

css

@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;
    opacity: 0.0;

}
.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% 100px;
}
.waveAnimation .waveTop {
  animation: move-wave 3s;
   -webkit-animation: move-wave 3s;
   -webkit-animation-delay: 1s;
   animation-delay: 1s;
}
.waveMiddle {
    background-size: 50% 120px;
}
.waveAnimation .waveMiddle {
    animation: move_wave 10s linear infinite;
}
.waveBottom {
    background-size: 50% 100px;
}
.waveAnimation .waveBottom {
    animation: move_wave 15s linear infinite;
}

html引用

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