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
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>
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