svg+css实现按钮悬浮点击伸缩弹出菜单效果代码-html代码-BFW代码库

代码语言：html

代码描述：svg+css实现按钮悬浮点击伸缩弹出菜单效果代码

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">
 
<style>
    * {
        border: 0;
        box-sizing: border-box;
        margin: 0;
        padding: 0;
}
:root {
        --hue: 223;
        --bg: hsl(var(--hue),10%,90%);
        --fg: hsl(var(--hue),10%,10%);
        --primary: hsl(var(--hue),90%,55%);
        --primary-down: hsl(var(--hue),90%,45%);
        --primary-down-t: hsla(var(--hue),90%,45%,0);
        font-size: calc(16px + (32 - 16) * (100vw - 320px) / (1280 - 320));
}
body,
button {
        font: 1em/1.5 sans-serif;
}
body {
        background-color: var(--bg);
        color: var(--fg);
        height: 100vh;
        display: grid;
        place-items: center;
        transition: background-color 0.3s;
}

/* Main styles */
.share {
        position: relative;
        width: 3em;
        height: 3em;
}
.share__btn,
.share__links:before {
        background-color: var(--primary);
        width: 100%;
        height: 100%;
}
.share__btn,
.share__link {
        border-radius: 50%;
        color: hsl(0,0%,100%);
        display: grid;
        place-items: center;
        transition: background-color 0.15s linear;
}
.share__btn {
        position: relative;
        z-index: 1;
}
.share__btn:focus,
.share__link:focus {
        outline: transparent;
}
.share__btn:focus,
.share__btn:hover,
.share__link:focus,
.share__link:hover {
        background-color: var(--primary-down);
}
.share__btn-icon,
.share__link-icon {
        display: block;
        pointer-events: none;
}
.share__btn-icon {
        width: 1.5em;
        height: 1.5em;
}
.share__btn-icon-1a,
.share__btn-icon-1b,
.share__btn-icon-1c,
.share__btn-icon-2a,
.share__btn-icon-2b,
.share__btn-icon-2c {
        transition: all 0.3s ease-in-out;
}
.share__btn-icon-1a,
.share__btn-icon-1b,
.share__btn-icon-1c {
        transform-origin: 12px 12px;
}
.share__btn-icon-1a,
.share__btn-icon-1b {
        stroke-dasharray: 5.7 5.7;
        stroke-dashoffset: 0;
}
.share__btn-icon-1c {
        stroke-dasharray: 12 12;
        stroke-dashoffset: -3.73;
}
.share__btn-icon-2a,
.share__btn-icon-2b,
.share__btn-icon-2c {
        transform-origin: 20px 21px;
}
.share__btn-icon-2a,
.share__btn-icon-2b {
        stroke-dasharray: 6 6;
        stroke-dashoffset: 0;
}
.share__btn-icon-2c {
        stroke-dasharray: 16 16;
        stroke-dashoffset: -8.46;
}
.share__link-icon {
        width: 1.25em;
        height: 1.25em;
        transform: scale(0);
        transition: transform 0.3s cubic-bezier(0.42,-0.58,0.58,1);
}
.share__links,
.share__links:before {
        border-radius: 1.5em;
        position: absolute;
        top: 0;
        left: 0;
}
.share__links {
        display: flex;
        flex-direction: column;
        align-items: center;
        list-style: none;
        overflow: hidden;
        padding-top: 3em;
        pointer-events: none;
        width: 100%;
        visibility: hidden;
        transition: visibility 0.3s 0.6s steps(1,start);
        z-index: 0;
}
.share__links:before {
        content: "";
        display: block;
        transform: translate(0,-100%);
        transition:
                background-color 0.3s,
                transform 0.3s 0.3s ease-in-out;
        z-index: -1;
}
.share__link {
        background-color: var(--primary-down-t);
        width: 2.25em;
        height: 2.25em;
}
.share__link-item {
        margin: 0.375em 0;
}
.share__link-item:nth-child(1) .share__link-icon {
        transition-delay: 0.14s;
}
.share__link-item:nth-child(2) .share__link-icon {
        transition-delay: 0.04s;
}

/* When share is open */
.share__btn--open .share__btn-icon-1a,
.share__btn--open .share__btn-icon-1b {
        transform: rotate(45deg) translateY(-3px);
}
.share__btn--open .share__btn-icon-1a {
        stroke-dashoffset: -5.7;
}
.share__btn--open .share__btn-icon-1b {
        stroke-dashoffset: 5.7;
}
.share__btn--open .share__btn-icon-1c {
        stroke-dasharray: 25.46 12;
        stroke-dashoffset: -0.73;
        transform: rotate(45deg);
}
.share__btn--open .share__btn-icon-2a,
.share__btn--open .share__btn-icon-2b {
        stroke-dashoffset: -6;
}
.share__btn--open .share__btn-icon-2a {
        transform: translateY(-1px) rotate(45deg) translateX(-8px);
}
.share__btn--open .share__btn-icon-2b {
        transform: tra.........完整代码请登录后点击上方下载按钮下载查看