这是一款纯CSS3制作漂亮的海底气泡冒泡动画效果。该海底气泡冒泡动画效果使用CSS3 keyframes动画，制作出不同气泡从海底向上冒出的动画效果。
使用方法
HTML代码
<div class="container">
<div class="bubbles-container">
<svg class="bubbles" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 701 1024" style="overflow: visible;">
<g class="bubbles-large" stroke-width="7">
<g>
<g transform="translate(10 940)">
<circle cx="35" cy="35" r="35" />
</g>
</g>
<g>
<g transform="translate(373 940)">
<circle cx="35" cy="35" r="35" />
</g>
</g>
<g>
<g transform="translate(408 940)">
<circle cx="35" cy="35" r="35" />
</g>
</g>
<g>
<g transform="translate(621 940)">
<circle cx="35" cy="35" r="35" />
</g>
</g>
<g>
<g transform="translate(179 940)">
<circle cx="35" cy="35" r="35" />
</g>
</g>
</g>
<g class="bubbles-small" stroke-width="4">
<g>
<g transform="translate(147 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
<g>
<g transform="translate(255 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
<g>
<g transform="translate(573 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
<g>
<g transform="translate(429 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
<g>
<g transform="translate(91 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
<g>
<g transform="translate(640 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
<g>
<g transform="translate(321 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
<g>
<g transform="translate(376 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
<g>
<g transform="translate(376 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
<g>
<g transform="translate(497 984)">
<circle cx="15" cy="15" r="15" />
</g>
</g>
</g>
</svg>
</div>
<h1>Bubbles</h1>
</div>
CSS代码
h1 {
font-family: 'Exo 2', sans-serif;
font-size: 8.5vw;
color: white;
padding: 5rem 0;
text-shadow: 0px 4px 48px rgba(255, 255, 255, 0.2);
}
.container {
position: relative;
display: flex;
align-content: center;
justify-content: center;
background-image: linear-gradient(to bottom, #00c9ff 0%, #92fe9d 100%), url(https://images.unsplash.com/photo-1502726299822-6f583f972e02);
background-blend-mode: multiply;
background-size: cover;
overflow: hidden;
}
.bubbles-container {
position: absolute;
top: 0;
left: 50%;
width: 100%;
max-width: 15rem;
transform: translateX(-50%);
opacity: 0.75;
overflow: visible;
}
.bubbles {
width: 100%;
height: auto;
}
.bubbles circle {
stroke: white;
fill: none;
}
.bubbles>g>g:nth-of-type(3n) circle {
stroke: #87f5fb;
}
.bubbles>g>g:nth-of-type(4n) circle {
stroke: #8be8cb;
}
.bubbles-large {
overflow: visible;
}
.bubbles-large>g {
transform: translateY(2048px);
opacity: 0;
will-change: transform, opacity;
}
.bubbles-large g:nth-of-type(1) {
animation: up 6.5s infinite;
}
.bubbles-large g:nth-of-type(1) g {
transform: translateX(350px);
}
.bubbles-large g:nth-of-type(1) circle {
animation: wobble 3s infinite ease-in-out;
}
.bubbles-large g:nth-of-type(2) {
animation: up 5.25s 250ms infinite;
}
.bubbles-large g:nth-of-type(2) g {
transform: translateX(450px);
}
.bubbles-large g:nth-of-type(2) circle {
animation: wobble 3s infinite ease-in-out;
}
.bubbles-large g:nth-of-type(3) {
animation: up 6s 750ms infinite;
}
.bubbles-large g:nth-of-type(3) g {
transform: translateX(700px);
}
.bubbles-large g:nth-of-type(3) circle {
animation: wobble 3s infinite ease-in-out;
}
.bubbles-large g:nth-of-type(4) {
animation: up 5.5s 1.5s infinite;
}
.bubbles-large g:nth-of-type(4) g {
transform: translateX(500px);
}
.bubbles-large g:nth-of-type(4) circle {
animation: wobble 3s infinite ease-in-out;
}
.bubbles-large g:nth-of-type(5) {
animation: up 6.5s 4s infinite;
}
.bubbles-large g:nth-of-type(5) g {
transform: translateX(675px);
}
.bubbles-large g:nth-of-type(5) circle {
animation: wobble 3s infinite ease-in-out;
}
.bubbles-small {
overflow: visible;
}
.bubbles-small>g {
transform: translateY(2048px);
opacity: 0;
will-change: transform, opacity;
}
.bubbles-small g circle {
transform: scale(0);
}
.bubbles-small g:nth-of-type(1) {
animation: up 5.25s infinite;
}
.bubbles-small g:nth-of-type(1) g {
transform: translateX(350px);
}
.bubbles-small g:nth-of-type(1) circle {
animation: wobble 3s infinite ease-in-out;
}
.bubbles-small g:nth-of-type(2) {
animation: up 5.75s infinite;
}
.bubbles-small g:nth-of-type(2) g {
transform: translateX(750px);
}
.bubbles-small g:nth-of-type(2) circle {
animation: wobble 3s infinite ease-in-out;
}
.bubbles-small g:nth-of-type(3) {
animation: up 5.25s 250ms infinite;
}
.bubbles-small g:nth-of-type(3) g {
transform: translateX(350px);
}
.bubbles-small g:nth-of-type(3) circle {
animation: wobble 3s 250ms infinite ease-in-out;
}
.bubbles-small g:nth-of-type(4) {
animation: up 5.75s 325ms infinite;
}
.bubbles-small g:nth-of-type(4) g {
transform: translateX(180px);
}
.bubbles-small g:nth-of-type(4) circle {
animation: wobble 3s 325ms infinite ease-in-out;
}
.bubbles-small g:nth-of-type(5) {
animation: up 6s 125ms infinite;
}
.bubbles-small g:nth-of-type(5) g {
transform: translateX(350px);
}
.bubbles-small g:nth-of-type(5) circle {
animation: wobble 3s 250ms infinite ease-in-out;
}
.bubbles-small g:nth-of-type(6) {
animation: up 5.13s 250ms infinite;
}
.bubbles-small g:nth-of-type(6) g {
transform: translateX(650px);
}
.bubbles-small g:nth-of-type(6) circle {
animation: wobble 3s 125ms infinite ease-in-out;
}
.bubbles-small g:nth-of-type(7) {
animation: up 6.25s 350ms infinite;
}
.bubbles-small g:nth-of-type(7) g {
transform: translateX(480px);
}
.bubbles-small g:nth-of-type(7) circle {
animation: wobble 3s 325ms infinite ease-in-out;
}
.bubbles-small g:nth-of-type(8) {
animation: up 7s 200ms infinite;
}
.bubbles-small g:nth-of-type(8) g {
transform: translateX(330px);
}
.bubbles-small g:nth-of-type(8) circle {
animation: wobble 3s 325ms infinite ease-in-out;
}
.bubbles-small g:nth-of-type(9) {
animation: up 6.25s 233ms infinite;
}
.bubbles-small g:nth-of-type(9) g {
transform: translateX(230px);
}
.bubbles-small g:nth-of-type(9) circle {
animation: wobble 3s 275ms infinite ease-in-out;
}
.bubbles-small g:nth-of-type(10) {
animation: up 6s 900ms infinite;
}
.bubbles-small g:nth-of-type(10) g {
transform: translateX(730px);
}
.bubbles-small g:nth-of-type(10) circle {
animation: wobble 2s 905ms infinite ease-in-out;
}
@keyframes wobble {
33% {
transform: translateX(-50px);
}
66% {
transform: translateX(50px);
}
}
@keyframes up {
0% {
opacity: 0;
}
10%,
90% {
opacity: 1;
}
100% {
opacity: 0;
transform: translateY(-1024px);
}
}
