Pen Settings

HTML

CSS

CSS Base

Vendor Prefixing

Add External Stylesheets/Pens

Any URLs added here will be added as <link>s in order, and before the CSS in the editor. You can use the CSS from another Pen by using its URL and the proper URL extension.

+ add another resource

JavaScript

Babel includes JSX processing.

Add External Scripts/Pens

Any URL's added here will be added as <script>s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.

+ add another resource

Packages

Add Packages

Search for and use JavaScript packages from npm here. By selecting a package, an import statement will be added to the top of the JavaScript editor for this package.

Behavior

Auto Save

If active, Pens will autosave every 30 seconds after being saved once.

Auto-Updating Preview

If enabled, the preview panel updates automatically as you code. If disabled, use the "Run" button to update.

Format on Save

If enabled, your code will be formatted when you actively save your Pen. Note: your code becomes un-folded during formatting.

Editor Settings

Code Indentation

Want to change your Syntax Highlighting theme, Fonts and more?

Visit your global Editor Settings.

HTML

              
                <div class="field"></div>
              
            
!

CSS

              
                /*** 基本設定 ***/
.field {
 overflow: hidden;
 width: 100%;
 background-color: #0cf;
}
.bubble {
 position: absolute;
 bottom: 0;
 left: 50%;
}
.bubble .item {
 display: block;
 width: 20px;
 height: 20px;
 border-radius: 100%;
 box-shadow: 0px 0px 15px 0px rgba(255, 255, 255, 0.6) inset;
 -webkit-box-shadow: 0px 0px 15px 0px rgba(255, 255, 255, 0.6) inset;
 position: relative;
}
.bubble .item:after {
 content: "";
 display: block;
 width: 20%;
 height: 20%;
 border-radius: 100%;
 background: rgba(255, 255, 255, 0.6);
 position: absolute;
 right: 15%;
 top: 15%;
 transform: rotateZ(45deg) scaleY(0.8);
 -webkit-transform: rotateZ(45deg) scaleY(0.8);
}
/** アニメーション **/
/* 伸縮 */
@keyframes stretch {
 0% { transform: scaleX(1) scaleY(1); }
 33% { transform: scaleX(0.9) scaleY(1); }
 66% { transform: scaleX(1) scaleY(0.9); }
 100% { transform: scaleX(1) scaleY(1); }
}
@-webkit-keyframes stretch {
 0% { -webkit-transform: scaleX(1) scaleY(1); }
 33% { -webkit-transform: scaleX(0.9) scaleY(1); }
 66% { -webkit-transform: scaleX(1) scaleY(0.9); }
 100% { -webkit-transform: scaleX(1) scaleY(1); }
}
/* 横揺れ */
@keyframes shake {
 0% { transform: translateX(10px); }
 50% { transform: translateX(-10px); }
 100% { transform: translateX(10px); }
}
@-webkit-keyframes shake {
 0% { -webkit-transform: translateX(10px); }
 50% { -webkit-transform: translateX(-10px); }
 100% { -webkit-transform: translateX(10px); }
}
/* 移動(上昇) */
@keyframes move {
 0% { transform: translateY(0px); }
 100% { transform: translateY(-1000px); opacity: 0; }
}
@-webkit-keyframes move {
 0% { -webkit-transform: translateY(0px); }
 100% { -webkit-transform: translateY(-1000px); opacity: 0; }
}
/*** 泡のアニメーションパターン量産 ***/
/* 伸縮 */
.stretch0 {
 animation: stretch 2s ease 0s infinite normal;
 -webkit-animation: stretch 2s ease 0s infinite normal;
}
/* 横揺れ */
.shake0 {
 animation: shake 2s ease 0s infinite normal;
 -webkit-animation: shake 2s ease 0s infinite normal;
}
/* 移動(上昇) */
.move0 {
 animation: move 5s cubic-bezier(0.47, 0, 0.745, 0.715) 0s infinite normal;
 -webkit-animation: move 5s cubic-bezier(0.47, 0, 0.745, 0.715) 0s infinite normal;
}
/* 配置 */
.pos0 {
 left: 0%;
}
/* 大きさ */
.scale0 {
 transform: scale(0);
 -webkit-transform: scale(0);
}
/* 以下同様に変化をつけて50個作成 */
.stretch1 {
 animation: stretch 2.2s ease 0s infinite normal;
 -webkit-animation: stretch 2.2s ease 0s infinite normal;
}
.shake1 {
 animation: shake 2.2s ease 0s infinite normal;
 -webkit-animation: shake 2.2s ease 0s infinite normal;
}
.move1 {
 animation: move 5.2s cubic-bezier(0.47, 0, 0.745, 0.715) 0.2s infinite normal;
 -webkit-animation: move 5.2s cubic-bezier(0.47, 0, 0.745, 0.715) 0.2s infinite normal;
}
.pos1 {
 left: 2%;
}
.scale1 {
 transform: scale(0.1);
 -webkit-transform: scale(0.1);
}
.stretch2 {
 animation: stretch 2.4s ease 0s infinite normal;
 -webkit-animation: stretch 2.4s ease 0s infinite normal;
}
.shake2 {
 animation: shake 2.4s ease 0s infinite normal;
 -webkit-animation: shake 2.4s ease 0s infinite normal;
}
.move2 {
 animation: move 5.4s cubic-bezier(0.47, 0, 0.745, 0.715) 0.4s infinite normal;
 -webkit-animation: move 5.4s cubic-bezier(0.47, 0, 0.745, 0.715) 0.4s infinite normal;
}
.pos2 {
 left: 4%;;
}
.scale2 {
 transform: scale(0.2);
 -webkit-transform: scale(0.2);
}
.stretch3 {
 animation: stretch 2.6s ease 0s infinite normal;
 -webkit-animation: stretch 2.6s ease 0s infinite normal;
}
.shake3 {
 animation: shake 2.6s ease 0s infinite normal;
 -webkit-animation: shake 2.6s ease 0s infinite normal;
}
.move3 {
 animation: move 5.6s cubic-bezier(0.47, 0, 0.745, 0.715) 0.6s infinite normal;
 -webkit-animation: move 5.6s cubic-bezier(0.47, 0, 0.745, 0.715) 0.6s infinite normal;
}
.pos3 {
 left: 6%;
}
.scale3 {
 transform: scale(0.3);
 -webkit-transform: scale(0.3);
}
.stretch4 {
 animation: stretch 2.8s ease 0s infinite normal;
 -webkit-animation: stretch 2.8s ease 0s infinite normal;
}
.shake4 {
 animation: shake 2.8s ease 0s infinite normal;
 -webkit-animation: shake 2.8s ease 0s infinite normal;
}
.move4 {
 animation: move 5.8s cubic-bezier(0.47, 0, 0.745, 0.715) 0.8s infinite normal;
 -webkit-animation: move 5.8s cubic-bezier(0.47, 0, 0.745, 0.715) 0.8s infinite normal;
}
.pos4 {
 left: 8%;
}
.scale4 {
 transform: scale(0.4);
 -webkit-transform: scale(0.4);
}
.stretch5 {
 animation: stretch 3s ease 0s infinite normal;
 -webkit-animation: stretch 3s ease 0s infinite normal;
}
.shake5 {
 animation: shake 3s ease 0s infinite normal;
 -webkit-animation: shake 3s ease 0s infinite normal;
}
.move5 {
 animation: move 6s cubic-bezier(0.47, 0, 0.745, 0.715) 1s infinite normal;
 -webkit-animation: move 6s cubic-bezier(0.47, 0, 0.745, 0.715) 1s infinite normal;
}
.pos5 {
 left: 10%;
}
.scale5 {
 transform: scale(0.5);
 -webkit-transform: scale(0.5);
}
.stretch6 {
 animation: stretch 3.2s ease 0s infinite normal;
 -webkit-animation: stretch 3.2s ease 0s infinite normal;
}
.shake6 {
 animation: shake 3.2s ease 0s infinite normal;
 -webkit-animation: shake 3.2s ease 0s infinite normal;
}
.move6 {
 animation: move 6.2s cubic-bezier(0.47, 0, 0.745, 0.715) 1.2s infinite normal;
 -webkit-animation: move 6.2s cubic-bezier(0.47, 0, 0.745, 0.715) 1.2s infinite normal;
}
.pos6 {
 left: 12%;
}
.scale6 {
 transform: scale(0.6);
 -webkit-transform: scale(0.6);
}
.stretch7 {
 animation: stretch 3.4s ease 0s infinite normal;
 -webkit-animation: stretch 3.4s ease 0s infinite normal;
}
.shake7 {
 animation: shake 3.4s ease 0s infinite normal;
 -webkit-animation: shake 3.4s ease 0s infinite normal;
}
.move7 {
 animation: move 6.4s cubic-bezier(0.47, 0, 0.745, 0.715) 1.4s infinite normal;
 -webkit-animation: move 6.4s cubic-bezier(0.47, 0, 0.745, 0.715) 1.4s infinite normal;
}
.pos7 {
 left: 14%;
}
.scale7 {
 transform: scale(0.7);
 -webkit-transform: scale(0.7);
}
.stretch8 {
 animation: stretch 3.6s ease 0s infinite normal;
 -webkit-animation: stretch 3.6s ease 0s infinite normal;
}
.shake8 {
 animation: shake 3.6s ease 0s infinite normal;
 -webkit-animation: shake 3.6s ease 0s infinite normal;
}
.move8 {
 animation: move 6.6s cubic-bezier(0.47, 0, 0.745, 0.715) 1.6s infinite normal;
 -webkit-animation: move 6.6s cubic-bezier(0.47, 0, 0.745, 0.715) 1.6s infinite normal;
}
.pos8 {
 left: 16%;
}
.scale8 {
 transform: scale(0.8);
 -webkit-transform: scale(0.8);
}
.stretch9 {
 animation: stretch 3.8s ease 0s infinite normal;
 -webkit-animation: stretch 3.8s ease 0s infinite normal;
}
.shake9 {
 animation: shake 3.8s ease 0s infinite normal;
 -webkit-animation: shake 3.8s ease 0s infinite normal;
}
.move9 {
 animation: move 6.8s cubic-bezier(0.47, 0, 0.745, 0.715) 1.8s infinite normal;
 -webkit-animation: move 6.8s cubic-bezier(0.47, 0, 0.745, 0.715) 1.8s infinite normal;
}
.pos9 {
 left: 18%;
}
.scale9 {
 transform: scale(0.9);
 -webkit-transform: scale(0.9);
}
.stretch10 {
 animation: stretch 4s ease 0s infinite normal;
 -webkit-animation: stretch 4s ease 0s infinite normal; }

.shake10 {
 animation: shake 4s ease 0s infinite normal;
 -webkit-animation: shake 4s ease 0s infinite normal; }

.move10 {
 animation: move 7s cubic-bezier(0.47, 0, 0.745, 0.715) 2s infinite normal;
 -webkit-animation: move 7s cubic-bezier(0.47, 0, 0.745, 0.715) 2s infinite normal;
}
.pos10 {
 left: 20%;
}
.scale10 {
 transform: scale(1);
 -webkit-transform: scale(1);
}
.stretch11 {
 animation: stretch 4.2s ease 0s infinite normal;
 -webkit-animation: stretch 4.2s ease 0s infinite normal;
}
.shake11 {
 animation: shake 4.2s ease 0s infinite normal;
 -webkit-animation: shake 4.2s ease 0s infinite normal;
}
.move11 {
 animation: move 7.2s cubic-bezier(0.47, 0, 0.745, 0.715) 2.2s infinite normal;
 -webkit-animation: move 7.2s cubic-bezier(0.47, 0, 0.745, 0.715) 2.2s infinite normal;
}
.pos11 {
 left: 22%;
}
.scale11 {
 transform: scale(1.1);
 -webkit-transform: scale(1.1);
}
.stretch12 {
 animation: stretch 4.4s ease 0s infinite normal;
 -webkit-animation: stretch 4.4s ease 0s infinite normal;
}
.shake12 {
 animation: shake 4.4s ease 0s infinite normal;
 -webkit-animation: shake 4.4s ease 0s infinite normal;
}
.move12 {
 animation: move 7.4s cubic-bezier(0.47, 0, 0.745, 0.715) 2.4s infinite normal;
 -webkit-animation: move 7.4s cubic-bezier(0.47, 0, 0.745, 0.715) 2.4s infinite normal;
}
.pos12 {
 left: 24%;
}
.scale12 {
 transform: scale(1.2);
 -webkit-transform: scale(1.2);
}
.stretch13 {
 animation: stretch 4.6s ease 0s infinite normal;
 -webkit-animation: stretch 4.6s ease 0s infinite normal;
}
.shake13 {
 animation: shake 4.6s ease 0s infinite normal;
 -webkit-animation: shake 4.6s ease 0s infinite normal;
}
.move13 {
 animation: move 7.6s cubic-bezier(0.47, 0, 0.745, 0.715) 2.6s infinite normal;
 -webkit-animation: move 7.6s cubic-bezier(0.47, 0, 0.745, 0.715) 2.6s infinite normal;
}
.pos13 {
 left: 26%;
}
.scale13 {
 transform: scale(1.3);
 -webkit-transform: scale(1.3);
}
.stretch14 {
 animation: stretch 4.8s ease 0s infinite normal;
 -webkit-animation: stretch 4.8s ease 0s infinite normal;
}
.shake14 {
 animation: shake 4.8s ease 0s infinite normal;
 -webkit-animation: shake 4.8s ease 0s infinite normal;
}
.move14 {
 animation: move 7.8s cubic-bezier(0.47, 0, 0.745, 0.715) 2.8s infinite normal;
 -webkit-animation: move 7.8s cubic-bezier(0.47, 0, 0.745, 0.715) 2.8s infinite normal;
}
.pos14 {
 left: 28%;
}
.scale14 {
 transform: scale(1.4);
 -webkit-transform: scale(1.4);
}
.stretch15 {
 animation: stretch 5s ease 0s infinite normal;
 -webkit-animation: stretch 5s ease 0s infinite normal;
}
.shake15 {
 animation: shake 5s ease 0s infinite normal;
 -webkit-animation: shake 5s ease 0s infinite normal;
}
.move15 {
 animation: move 8s cubic-bezier(0.47, 0, 0.745, 0.715) 3s infinite normal;
 -webkit-animation: move 8s cubic-bezier(0.47, 0, 0.745, 0.715) 3s infinite normal;
}
.pos15 {
 left: 30%;
}
.scale15 {
 transform: scale(1.5);
 -webkit-transform: scale(1.5);
}
.stretch16 {
 animation: stretch 5.2s ease 0s infinite normal;
 -webkit-animation: stretch 5.2s ease 0s infinite normal;
}
.shake16 {
 animation: shake 5.2s ease 0s infinite normal;
 -webkit-animation: shake 5.2s ease 0s infinite normal;
}
.move16 {
 animation: move 8.2s cubic-bezier(0.47, 0, 0.745, 0.715) 3.2s infinite normal;
 -webkit-animation: move 8.2s cubic-bezier(0.47, 0, 0.745, 0.715) 3.2s infinite normal;
}
.pos16 {
 left: 32%;
}
.scale16 {
 transform: scale(1.6);
 -webkit-transform: scale(1.6);
}
.stretch17 {
 animation: stretch 5.4s ease 0s infinite normal;
 -webkit-animation: stretch 5.4s ease 0s infinite normal;
}
.shake17 {
 animation: shake 5.4s ease 0s infinite normal;
 -webkit-animation: shake 5.4s ease 0s infinite normal;
}
.move17 {
 animation: move 8.4s cubic-bezier(0.47, 0, 0.745, 0.715) 3.4s infinite normal;
 -webkit-animation: move 8.4s cubic-bezier(0.47, 0, 0.745, 0.715) 3.4s infinite normal;
}
.pos17 {
 left: 34%; }

.scale17 {
 transform: scale(1.7);
 -webkit-transform: scale(1.7);
}
.stretch18 {
 animation: stretch 5.6s ease 0s infinite normal;
 -webkit-animation: stretch 5.6s ease 0s infinite normal;
}
.shake18 {
 animation: shake 5.6s ease 0s infinite normal;
 -webkit-animation: shake 5.6s ease 0s infinite normal;
}
.move18 {
 animation: move 8.6s cubic-bezier(0.47, 0, 0.745, 0.715) 3.6s infinite normal;
 -webkit-animation: move 8.6s cubic-bezier(0.47, 0, 0.745, 0.715) 3.6s infinite normal;
}
.pos18 {
 left: 36%;
}
.scale18 {
 transform: scale(1.8);
 -webkit-transform: scale(1.8);
}
.stretch19 {
 animation: stretch 5.8s ease 0s infinite normal;
 -webkit-animation: stretch 5.8s ease 0s infinite normal;
}
.shake19 {
 animation: shake 5.8s ease 0s infinite normal;
 -webkit-animation: shake 5.8s ease 0s infinite normal;
}
.move19 {
 animation: move 8.8s cubic-bezier(0.47, 0, 0.745, 0.715) 3.8s infinite normal;
 -webkit-animation: move 8.8s cubic-bezier(0.47, 0, 0.745, 0.715) 3.8s infinite normal;
}
.pos19 {
 left: 38%;
}
.scale19 {
 transform: scale(1.9);
 -webkit-transform: scale(1.9);
}
.stretch20 {
 animation: stretch 6s ease 0s infinite normal;
 -webkit-animation: stretch 6s ease 0s infinite normal;
}
.shake20 {
 animation: shake 6s ease 0s infinite normal;
 -webkit-animation: shake 6s ease 0s infinite normal;
}
.move20 {
 animation: move 9s cubic-bezier(0.47, 0, 0.745, 0.715) 4s infinite normal;
 -webkit-animation: move 9s cubic-bezier(0.47, 0, 0.745, 0.715) 4s infinite normal;
}
.pos20 {
 left: 40%;
}
.scale20 {
 transform: scale(2);
 -webkit-transform: scale(2);
}
.stretch21 {
 animation: stretch 6.2s ease 0s infinite normal;
 -webkit-animation: stretch 6.2s ease 0s infinite normal;
}
.shake21 {
 animation: shake 6.2s ease 0s infinite normal;
 -webkit-animation: shake 6.2s ease 0s infinite normal;
}
.move21 {
 animation: move 9.2s cubic-bezier(0.47, 0, 0.745, 0.715) 4.2s infinite normal;
 -webkit-animation: move 9.2s cubic-bezier(0.47, 0, 0.745, 0.715) 4.2s infinite normal;
}
.pos21 {
 left: 42%;
}
.scale21 {
 transform: scale(2.1);
 -webkit-transform: scale(2.1);
}
.stretch22 {
 animation: stretch 6.4s ease 0s infinite normal;
 -webkit-animation: stretch 6.4s ease 0s infinite normal;
}
.shake22 {
 animation: shake 6.4s ease 0s infinite normal;
 -webkit-animation: shake 6.4s ease 0s infinite normal;
}
.move22 {
 animation: move 9.4s cubic-bezier(0.47, 0, 0.745, 0.715) 4.4s infinite normal;
 -webkit-animation: move 9.4s cubic-bezier(0.47, 0, 0.745, 0.715) 4.4s infinite normal;
}
.pos22 {
 left: 44%;
}
.scale22 {
 transform: scale(2.2);
 -webkit-transform: scale(2.2);
}
.stretch23 {
 animation: stretch 6.6s ease 0s infinite normal;
 -webkit-animation: stretch 6.6s ease 0s infinite normal;
}
.shake23 {
 animation: shake 6.6s ease 0s infinite normal;
 -webkit-animation: shake 6.6s ease 0s infinite normal;
}
.move23 {
 animation: move 9.6s cubic-bezier(0.47, 0, 0.745, 0.715) 4.6s infinite normal;
 -webkit-animation: move 9.6s cubic-bezier(0.47, 0, 0.745, 0.715) 4.6s infinite normal;
}
.pos23 {
 left: 46%;
}
.scale23 {
 transform: scale(2.3);
 -webkit-transform: scale(2.3);
}
.stretch24 {
 animation: stretch 6.8s ease 0s infinite normal;
 -webkit-animation: stretch 6.8s ease 0s infinite normal;
}
.shake24 {
 animation: shake 6.8s ease 0s infinite normal;
 -webkit-animation: shake 6.8s ease 0s infinite normal;
}
.move24 {
 animation: move 9.8s cubic-bezier(0.47, 0, 0.745, 0.715) 4.8s infinite normal;
 -webkit-animation: move 9.8s cubic-bezier(0.47, 0, 0.745, 0.715) 4.8s infinite normal;
}
.pos24 {
 left: 48%;
}
.scale24 {
 transform: scale(2.4);
 -webkit-transform: scale(2.4);
}
.stretch25 {
 animation: stretch 7s ease 0s infinite normal;
 -webkit-animation: stretch 7s ease 0s infinite normal;
}
.shake25 {
 animation: shake 7s ease 0s infinite normal;
 -webkit-animation: shake 7s ease 0s infinite normal;
}
.move25 {
 animation: move 10s cubic-bezier(0.47, 0, 0.745, 0.715) 5s infinite normal;
 -webkit-animation: move 10s cubic-bezier(0.47, 0, 0.745, 0.715) 5s infinite normal;
}
.pos25 {
 left: 50%;
}
.scale25 {
 transform: scale(2.5);
 -webkit-transform: scale(2.5);
}
.stretch26 {
 animation: stretch 7.2s ease 0s infinite normal;
 -webkit-animation: stretch 7.2s ease 0s infinite normal;
}
.shake26 {
 animation: shake 7.2s ease 0s infinite normal;
 -webkit-animation: shake 7.2s ease 0s infinite normal;
}
.move26 {
 animation: move 10.2s cubic-bezier(0.47, 0, 0.745, 0.715) 5.2s infinite normal;
 -webkit-animation: move 10.2s cubic-bezier(0.47, 0, 0.745, 0.715) 5.2s infinite normal;
}
.pos26 {
 left: 52%;
}
.scale26 {
 transform: scale(2.6);
 -webkit-transform: scale(2.6);
}
.stretch27 {
 animation: stretch 7.4s ease 0s infinite normal;
 -webkit-animation: stretch 7.4s ease 0s infinite normal;
}
.shake27 {
 animation: shake 7.4s ease 0s infinite normal;
 -webkit-animation: shake 7.4s ease 0s infinite normal;
}
.move27 {
 animation: move 10.4s cubic-bezier(0.47, 0, 0.745, 0.715) 5.4s infinite normal;
 -webkit-animation: move 10.4s cubic-bezier(0.47, 0, 0.745, 0.715) 5.4s infinite normal;
}
.pos27 {
 left: 54%;
}
.scale27 {
 transform: scale(2.7);
 -webkit-transform: scale(2.7);
}
.stretch28 {
 animation: stretch 7.6s ease 0s infinite normal;
 -webkit-animation: stretch 7.6s ease 0s infinite normal;
}
.shake28 {
 animation: shake 7.6s ease 0s infinite normal;
 -webkit-animation: shake 7.6s ease 0s infinite normal;
}
.move28 {
 animation: move 10.6s cubic-bezier(0.47, 0, 0.745, 0.715) 5.6s infinite normal;
 -webkit-animation: move 10.6s cubic-bezier(0.47, 0, 0.745, 0.715) 5.6s infinite normal;
}
.pos28 {
 left: 56%;
}
.scale28 {
 transform: scale(2.8);
 -webkit-transform: scale(2.8);
}
.stretch29 {
 animation: stretch 7.8s ease 0s infinite normal;
 -webkit-animation: stretch 7.8s ease 0s infinite normal;
}
.shake29 {
 animation: shake 7.8s ease 0s infinite normal;
 -webkit-animation: shake 7.8s ease 0s infinite normal;
}
.move29 {
 animation: move 10.8s cubic-bezier(0.47, 0, 0.745, 0.715) 5.8s infinite normal;
 -webkit-animation: move 10.8s cubic-bezier(0.47, 0, 0.745, 0.715) 5.8s infinite normal;
}
.pos29 {
 left: 58%;
}
.scale29 {
 transform: scale(2.9);
 -webkit-transform: scale(2.9);
}
.stretch30 {
 animation: stretch 8s ease 0s infinite normal;
 -webkit-animation: stretch 8s ease 0s infinite normal;
}
.shake30 {
 animation: shake 8s ease 0s infinite normal;
 -webkit-animation: shake 8s ease 0s infinite normal;
}
.move30 {
 animation: move 11s cubic-bezier(0.47, 0, 0.745, 0.715) 6s infinite normal;
 -webkit-animation: move 11s cubic-bezier(0.47, 0, 0.745, 0.715) 6s infinite normal;
}
.pos30 {
 left: 60%;
}
.scale30 {
 transform: scale(3);
 -webkit-transform: scale(3);
}
.stretch31 {
 animation: stretch 8.2s ease 0s infinite normal;
 -webkit-animation: stretch 8.2s ease 0s infinite normal;
}
.shake31 {
 animation: shake 8.2s ease 0s infinite normal;
 -webkit-animation: shake 8.2s ease 0s infinite normal;
}
.move31 {
 animation: move 11.2s cubic-bezier(0.47, 0, 0.745, 0.715) 6.2s infinite normal;
 -webkit-animation: move 11.2s cubic-bezier(0.47, 0, 0.745, 0.715) 6.2s infinite normal;
}
.pos31 {
 left: 62%;
}
.scale31 {
 transform: scale(3.1);
 -webkit-transform: scale(3.1);
}
.stretch32 {
 animation: stretch 8.4s ease 0s infinite normal;
 -webkit-animation: stretch 8.4s ease 0s infinite normal;
}
.shake32 {
 animation: shake 8.4s ease 0s infinite normal;
 -webkit-animation: shake 8.4s ease 0s infinite normal;
}
.move32 {
 animation: move 11.4s cubic-bezier(0.47, 0, 0.745, 0.715) 6.4s infinite normal;
 -webkit-animation: move 11.4s cubic-bezier(0.47, 0, 0.745, 0.715) 6.4s infinite normal;
}
.pos32 {
 left: 64%;
}
.scale32 {
 transform: scale(3.2);
 -webkit-transform: scale(3.2);
}
.stretch33 {
 animation: stretch 8.6s ease 0s infinite normal;
 -webkit-animation: stretch 8.6s ease 0s infinite normal;
}
.shake33 {
 animation: shake 8.6s ease 0s infinite normal;
 -webkit-animation: shake 8.6s ease 0s infinite normal;
}
.move33 {
 animation: move 11.6s cubic-bezier(0.47, 0, 0.745, 0.715) 6.6s infinite normal;
 -webkit-animation: move 11.6s cubic-bezier(0.47, 0, 0.745, 0.715) 6.6s infinite normal;
}
.pos33 {
 left: 66%;
}
.scale33 {
 transform: scale(3.3);
 -webkit-transform: scale(3.3);
}
.stretch34 {
 animation: stretch 8.8s ease 0s infinite normal;
 -webkit-animation: stretch 8.8s ease 0s infinite normal;
}
.shake34 {
 animation: shake 8.8s ease 0s infinite normal;
 -webkit-animation: shake 8.8s ease 0s infinite normal;
}
.move34 {
 animation: move 11.8s cubic-bezier(0.47, 0, 0.745, 0.715) 6.8s infinite normal;
 -webkit-animation: move 11.8s cubic-bezier(0.47, 0, 0.745, 0.715) 6.8s infinite normal;
}
.pos34 {
 left: 68%;
}
.scale34 {
 transform: scale(3.4);
 -webkit-transform: scale(3.4);
}
.stretch35 {
 animation: stretch 9s ease 0s infinite normal;
 -webkit-animation: stretch 9s ease 0s infinite normal;
}
.shake35 {
 animation: shake 9s ease 0s infinite normal;
 -webkit-animation: shake 9s ease 0s infinite normal;
}
.move35 {
 animation: move 12s cubic-bezier(0.47, 0, 0.745, 0.715) 7s infinite normal;
 -webkit-animation: move 12s cubic-bezier(0.47, 0, 0.745, 0.715) 7s infinite normal;
}
.pos35 {
 left: 70%;
}
.scale35 {
 transform: scale(3.5);
 -webkit-transform: scale(3.5);
}
.stretch36 {
 animation: stretch 9.2s ease 0s infinite normal;
 -webkit-animation: stretch 9.2s ease 0s infinite normal;
}
.shake36 {
 animation: shake 9.2s ease 0s infinite normal;
 -webkit-animation: shake 9.2s ease 0s infinite normal;
}
.move36 {
 animation: move 12.2s cubic-bezier(0.47, 0, 0.745, 0.715) 7.2s infinite normal;
 -webkit-animation: move 12.2s cubic-bezier(0.47, 0, 0.745, 0.715) 7.2s infinite normal;
}
.pos36 {
 left: 72%;
}
.scale36 {
 transform: scale(3.6);
 -webkit-transform: scale(3.6);
}
.stretch37 {
 animation: stretch 9.4s ease 0s infinite normal;
 -webkit-animation: stretch 9.4s ease 0s infinite normal;
}
.shake37 {
 animation: shake 9.4s ease 0s infinite normal;
 -webkit-animation: shake 9.4s ease 0s infinite normal;
}
.move37 {
 animation: move 12.4s cubic-bezier(0.47, 0, 0.745, 0.715) 7.4s infinite normal;
 -webkit-animation: move 12.4s cubic-bezier(0.47, 0, 0.745, 0.715) 7.4s infinite normal;
}
.pos37 {
 left: 74%;
}
.scale37 {
 transform: scale(3.7);
 -webkit-transform: scale(3.7);
}
.stretch38 {
 animation: stretch 9.6s ease 0s infinite normal;
 -webkit-animation: stretch 9.6s ease 0s infinite normal;
}
.shake38 {
 animation: shake 9.6s ease 0s infinite normal;
 -webkit-animation: shake 9.6s ease 0s infinite normal;
}
.move38 {
 animation: move 12.6s cubic-bezier(0.47, 0, 0.745, 0.715) 7.6s infinite normal;
 -webkit-animation: move 12.6s cubic-bezier(0.47, 0, 0.745, 0.715) 7.6s infinite normal;
}
.pos38 {
 left: 76%;
}
.scale38 {
 transform: scale(3.8);
 -webkit-transform: scale(3.8);
}
.stretch39 {
 animation: stretch 9.8s ease 0s infinite normal;
 -webkit-animation: stretch 9.8s ease 0s infinite normal;
}
.shake39 {
 animation: shake 9.8s ease 0s infinite normal;
 -webkit-animation: shake 9.8s ease 0s infinite normal;
}
.move39 {
 animation: move 12.8s cubic-bezier(0.47, 0, 0.745, 0.715) 7.8s infinite normal;
 -webkit-animation: move 12.8s cubic-bezier(0.47, 0, 0.745, 0.715) 7.8s infinite normal;
}
.pos39 {
 left: 78%;
}
.scale39 {
 transform: scale(3.9);
 -webkit-transform: scale(3.9);
}
.stretch40 {
 animation: stretch 10s ease 0s infinite normal;
 -webkit-animation: stretch 10s ease 0s infinite normal;
}
.shake40 {
 animation: shake 10s ease 0s infinite normal;
 -webkit-animation: shake 10s ease 0s infinite normal;
}
.move40 {
 animation: move 13s cubic-bezier(0.47, 0, 0.745, 0.715) 8s infinite normal;
 -webkit-animation: move 13s cubic-bezier(0.47, 0, 0.745, 0.715) 8s infinite normal;
}
.pos40 {
 left: 80%;
}
.scale40 {
 transform: scale(4);
 -webkit-transform: scale(4);
}
.stretch41 {
 animation: stretch 10.2s ease 0s infinite normal;
 -webkit-animation: stretch 10.2s ease 0s infinite normal;
}
.shake41 {
 animation: shake 10.2s ease 0s infinite normal;
 -webkit-animation: shake 10.2s ease 0s infinite normal;
}
.move41 {
 animation: move 13.2s cubic-bezier(0.47, 0, 0.745, 0.715) 8.2s infinite normal;
 -webkit-animation: move 13.2s cubic-bezier(0.47, 0, 0.745, 0.715) 8.2s infinite normal;
}
.pos41 {
 left: 82%;
}
.scale41 {
 transform: scale(4.1);
 -webkit-transform: scale(4.1);
}
.stretch42 {
 animation: stretch 10.4s ease 0s infinite normal;
 -webkit-animation: stretch 10.4s ease 0s infinite normal;
}
.shake42 {
 animation: shake 10.4s ease 0s infinite normal;
 -webkit-animation: shake 10.4s ease 0s infinite normal;
}
.move42 {
 animation: move 13.4s cubic-bezier(0.47, 0, 0.745, 0.715) 8.4s infinite normal;
 -webkit-animation: move 13.4s cubic-bezier(0.47, 0, 0.745, 0.715) 8.4s infinite normal;
}
.pos42 {
 left: 84%;
}
.scale42 {
 transform: scale(4.2);
 -webkit-transform: scale(4.2);
}
.stretch43 {
 animation: stretch 10.6s ease 0s infinite normal;
 -webkit-animation: stretch 10.6s ease 0s infinite normal;
}
.shake43 {
 animation: shake 10.6s ease 0s infinite normal;
 -webkit-animation: shake 10.6s ease 0s infinite normal;
}
.move43 {
 animation: move 13.6s cubic-bezier(0.47, 0, 0.745, 0.715) 8.6s infinite normal;
 -webkit-animation: move 13.6s cubic-bezier(0.47, 0, 0.745, 0.715) 8.6s infinite normal;
}
.pos43 {
 left: 86%;
}
.scale43 {
 transform: scale(4.3);
 -webkit-transform: scale(4.3);
}
.stretch44 {
 animation: stretch 10.8s ease 0s infinite normal;
 -webkit-animation: stretch 10.8s ease 0s infinite normal;
}
.shake44 {
 animation: shake 10.8s ease 0s infinite normal;
 -webkit-animation: shake 10.8s ease 0s infinite normal;
}
.move44 {
 animation: move 13.8s cubic-bezier(0.47, 0, 0.745, 0.715) 8.8s infinite normal;
 -webkit-animation: move 13.8s cubic-bezier(0.47, 0, 0.745, 0.715) 8.8s infinite normal;
}
.pos44 {
 left: 88%;
}
.scale44 {
 transform: scale(4.4);
 -webkit-transform: scale(4.4);
}
.stretch45 {
 animation: stretch 11s ease 0s infinite normal;
 -webkit-animation: stretch 11s ease 0s infinite normal;
}
.shake45 {
 animation: shake 11s ease 0s infinite normal;
 -webkit-animation: shake 11s ease 0s infinite normal;
}
.move45 {
 animation: move 14s cubic-bezier(0.47, 0, 0.745, 0.715) 9s infinite normal;
 -webkit-animation: move 14s cubic-bezier(0.47, 0, 0.745, 0.715) 9s infinite normal;
}
.pos45 {
 left: 90%;
}
.scale45 {
 transform: scale(4.5);
 -webkit-transform: scale(4.5);
}
.stretch46 {
 animation: stretch 11.2s ease 0s infinite normal;
 -webkit-animation: stretch 11.2s ease 0s infinite normal;
}
.shake46 {
 animation: shake 11.2s ease 0s infinite normal;
 -webkit-animation: shake 11.2s ease 0s infinite normal;
}
.move46 {
 animation: move 14.2s cubic-bezier(0.47, 0, 0.745, 0.715) 9.2s infinite normal;
 -webkit-animation: move 14.2s cubic-bezier(0.47, 0, 0.745, 0.715) 9.2s infinite normal;
}
.pos46 {
 left: 92%;
}
.scale46 {
 transform: scale(4.6);
 -webkit-transform: scale(4.6);
}
.stretch47 {
 animation: stretch 11.4s ease 0s infinite normal;
 -webkit-animation: stretch 11.4s ease 0s infinite normal;
}
.shake47 {
 animation: shake 11.4s ease 0s infinite normal;
 -webkit-animation: shake 11.4s ease 0s infinite normal;
}
.move47 {
 animation: move 14.4s cubic-bezier(0.47, 0, 0.745, 0.715) 9.4s infinite normal;
 -webkit-animation: move 14.4s cubic-bezier(0.47, 0, 0.745, 0.715) 9.4s infinite normal;
}
.pos47 {
 left: 94%;
}
.scale47 {
 transform: scale(4.7);
 -webkit-transform: scale(4.7);
}
.stretch48 {
 animation: stretch 11.6s ease 0s infinite normal;
 -webkit-animation: stretch 11.6s ease 0s infinite normal;
}
.shake48 {
 animation: shake 11.6s ease 0s infinite normal;
 -webkit-animation: shake 11.6s ease 0s infinite normal;
}
.move48 {
 animation: move 14.6s cubic-bezier(0.47, 0, 0.745, 0.715) 9.6s infinite normal;
 -webkit-animation: move 14.6s cubic-bezier(0.47, 0, 0.745, 0.715) 9.6s infinite normal;
}
.pos48 {
 left: 96%;
}
.scale48 {
 transform: scale(4.8);
 -webkit-transform: scale(4.8);
}
.stretch49 {
 animation: stretch 11.8s ease 0s infinite normal;
 -webkit-animation: stretch 11.8s ease 0s infinite normal;
}
.shake49 {
 animation: shake 11.8s ease 0s infinite normal;
 -webkit-animation: shake 11.8s ease 0s infinite normal;
}
.move49 {
 animation: move 14.8s cubic-bezier(0.47, 0, 0.745, 0.715) 9.8s infinite normal;
 -webkit-animation: move 14.8s cubic-bezier(0.47, 0, 0.745, 0.715) 9.8s infinite normal;
}
.pos49 {
 left: 98%;
}
.scale49 {
 transform: scale(4.9);
 -webkit-transform: scale(4.9);
}
.stretch50 {
 animation: stretch 12s ease 0s infinite normal;
 -webkit-animation: stretch 12s ease 0s infinite normal;
}
.shake50 {
 animation: shake 12s ease 0s infinite normal;
 -webkit-animation: shake 12s ease 0s infinite normal;
}
.move50 {
 animation: move 15s cubic-bezier(0.47, 0, 0.745, 0.715) 10s infinite normal;
 -webkit-animation: move 15s cubic-bezier(0.47, 0, 0.745, 0.715) 10s infinite normal;
}
.pos50 {
 left: 100%;
}
.scale50 {
 transform: scale(5);
 -webkit-transform: scale(5);
}
              
            
!

JS

              
                var winHeight;
var field = $(".field");
winRsize(); //関数の実行
$(window).resize(function() {
	winRsize(); //ブラウザのウィンドウサイズが変更されるたびに検知してリサイズ
});
function winRsize() {
	winHeight = $(window).height(); //ウィンドウの高さを取得
	field.height(winHeight); //ウィンドウの高さをfieldクラスの高さとする
}
var items = 50; //50個量産
for (var i=0; i<=items; i++) {
	var move = Math.ceil( Math.random()*50 );
	var pos = Math.ceil( Math.random()*50 );
	var scale = Math.ceil( Math.random()*10 );
	var stretch = Math.ceil( Math.random()*5 );
	var shake = Math.ceil( Math.random()*5 );
	field.append('<div class="bubble move'+move+' pos'+pos+'"><div class="scale'+scale+'"><div class="shake'+shake+'"><span class="item stretch'+stretch+'"></span></div></div>');
}
              
            
!
999px

Console