div+css实现气泡上浮动画效果代码-html代码-BFW代码库

div+css实现气泡上浮动画效果代码

代码语言：html

所属分类：动画

代码描述：div+css实现气泡上浮动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">

        <style>
            * {
                margin: 0;
                padding: 0;
                box-sizing: border-box
            }

            .kuang {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100%;
                z-index: -10;
                background-image: linear-gradient(180deg,#4ea8f1,#255bf1)
            }

            .bubble {
                position: absolute;
                border-radius: 50%;
                border: 2px solid #fff;
                box-shadow: inset 0 0 8px #fff;
                animation: flutter 10s infinite;
                opacity: 0
            }

            @keyframes flutter {
                0% {
                    transform: translateX(0);
                    bottom: -100px;
                    opacity: 1
                }

                50% {
                    transform: translateX(100px);
                    opacity: .5
                }

                100% {
                    transform: translateX(0px);
                    bottom: 100%;
                    opacity: 0
                }
            }

            .bubble:nth-child(1) {
                left: -10%;
                width: 50px;
                height: 50px;
                animation-duration: 9s;
                animation-delay: .1s
            }

            .bubble:nth-child(2) {
                left: 15%;
                width: 20px;
                height: 20px;
                animation-duration: 6s;
                animation-delay: 1.5s
            }

            .bubble:nth-child(3) {
                left: 20%;
                width: 60px;
                height: 60px;
                animation-duration: 10s
            }

            .bubble:nth-child(4) {
                left: 30%;
        .........完整代码请登录后点击上方下载按钮下载查看